diff --git a/CHANGELOG.md b/CHANGELOG.md
index 79a92ebe..d52f02d2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Changelog
 
+## 3.1.2 (Oct 18, 2017)
+
+- Normalize related decimal numbers when crop an image with canvas (#918).
+- Ignore unnecessary files when publish to NPM (#928).
+
 ## 3.1.1 (Oct 11, 2017)
 
 - Supports to load in node environment.
diff --git a/dist/cropper.common.js b/dist/cropper.common.js
index 42d59940..73490079 100644
--- a/dist/cropper.common.js
+++ b/dist/cropper.common.js
@@ -1,11 +1,11 @@
 /*!
- * Cropper v3.1.1
+ * Cropper v3.1.2
  * https://github.com/fengyuanchen/cropper
  *
  * Copyright (c) 2014-2017 Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2017-10-11T13:34:24.201Z
+ * Date: 2017-10-18T13:23:24.651Z
  */
 
 'use strict';
@@ -170,6 +170,8 @@ var DEFAULTS = {
 
 var TEMPLATE = '<div class="cropper-container">' + '<div class="cropper-wrap-box">' + '<div class="cropper-canvas"></div>' + '</div>' + '<div class="cropper-drag-box"></div>' + '<div class="cropper-crop-box">' + '<span class="cropper-view-box"></span>' + '<span class="cropper-dashed dashed-h"></span>' + '<span class="cropper-dashed dashed-v"></span>' + '<span class="cropper-center"></span>' + '<span class="cropper-face"></span>' + '<span class="cropper-line line-e" data-action="e"></span>' + '<span class="cropper-line line-n" data-action="n"></span>' + '<span class="cropper-line line-w" data-action="w"></span>' + '<span class="cropper-line line-s" data-action="s"></span>' + '<span class="cropper-point point-e" data-action="e"></span>' + '<span class="cropper-point point-n" data-action="n"></span>' + '<span class="cropper-point point-w" data-action="w"></span>' + '<span class="cropper-point point-s" data-action="s"></span>' + '<span class="cropper-point point-ne" data-action="ne"></span>' + '<span class="cropper-point point-nw" data-action="nw"></span>' + '<span class="cropper-point point-sw" data-action="sw"></span>' + '<span class="cropper-point point-se" data-action="se"></span>' + '</div>' + '</div>';
 
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
 /**
  * Check if the given value is a string.
  * @param {*} value - The value to check.
@@ -238,6 +240,21 @@ var objectKeys = Object.keys || function objectKeys(obj) {
   return keys;
 };
 
+var REGEXP_DECIMALS = /\.\d*(?:0|9){12}\d*$/i;
+
+/**
+ * Normalize decimal number.
+ * Check out {@link http://0.30000000000000004.com/ }
+ * @param {number} value - The value to normalize.
+ * @param {number} [times=100000000000] - The times for normalizing.
+ * @returns {number} Returns the normalized number.
+ */
+function normalizeDecimalNumber(value) {
+  var times = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 100000000000;
+
+  return REGEXP_DECIMALS.test(value) ? Math.round(value * times) / times : value;
+}
+
 var location = global.location;
 
 var REGEXP_ORIGINS = /^(https?:)\/\/([^:/?#]+):?(\d*)/i;
@@ -524,9 +541,10 @@ function getSourceCanvas(image, _ref6, _ref7, _ref8) {
   var height = Math.min(maxSizes.height, Math.max(minSizes.height, naturalHeight));
   var canvas = document.createElement('canvas');
   var context = canvas.getContext('2d');
+  var params = [-imageNaturalWidth / 2, -imageNaturalHeight / 2, imageNaturalWidth, imageNaturalHeight];
 
-  canvas.width = width;
-  canvas.height = height;
+  canvas.width = normalizeDecimalNumber(width);
+  canvas.height = normalizeDecimalNumber(height);
   context.fillStyle = fillColor;
   context.fillRect(0, 0, width, height);
   context.save();
@@ -535,7 +553,9 @@ function getSourceCanvas(image, _ref6, _ref7, _ref8) {
   context.scale(scaleX, scaleY);
   context.imageSmoothingEnabled = !!imageSmoothingEnabled;
   context.imageSmoothingQuality = imageSmoothingQuality;
-  context.drawImage(image, Math.floor(-imageNaturalWidth / 2), Math.floor(-imageNaturalHeight / 2), Math.floor(imageNaturalWidth), Math.floor(imageNaturalHeight));
+  context.drawImage.apply(context, [image].concat(_toConsumableArray($.map(params, function (param) {
+    return Math.floor(normalizeDecimalNumber(param));
+  }))));
   context.restore();
   return canvas;
 }
@@ -1978,6 +1998,8 @@ var change = {
   }
 };
 
+function _toConsumableArray$1(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
 var methods = {
   // Show the crop box manually
   crop: function crop() {
@@ -2623,9 +2645,8 @@ var methods = {
     var canvas = document.createElement('canvas');
     var context = canvas.getContext('2d');
 
-    canvas.width = width;
-    canvas.height = height;
-
+    canvas.width = normalizeDecimalNumber(width);
+    canvas.height = normalizeDecimalNumber(height);
     context.fillStyle = options.fillColor || 'transparent';
     context.fillRect(0, 0, width, height);
 
@@ -2690,17 +2711,18 @@ var methods = {
 
     // All the numerical parameters should be integer for `drawImage`
     // https://github.com/fengyuanchen/cropper/issues/476
-    var params = [Math.floor(srcX), Math.floor(srcY), Math.floor(srcWidth), Math.floor(srcHeight)];
+    var params = [srcX, srcY, srcWidth, srcHeight];
 
     // Avoid "IndexSizeError"
     if (dstWidth > 0 && dstHeight > 0) {
       var scale = width / initialWidth;
 
-      params.push(Math.floor(dstX * scale), Math.floor(dstY * scale), Math.floor(dstWidth * scale), Math.floor(dstHeight * scale));
+      params.push(dstX * scale, dstY * scale, dstWidth * scale, dstHeight * scale);
     }
 
-    context.drawImage.apply(context, [source].concat(params));
-
+    context.drawImage.apply(context, [source].concat(_toConsumableArray$1($.map(params, function (param) {
+      return Math.floor(normalizeDecimalNumber(param));
+    }))));
     return canvas;
   },
 
diff --git a/dist/cropper.css b/dist/cropper.css
index 31257dc7..9b9716c3 100644
--- a/dist/cropper.css
+++ b/dist/cropper.css
@@ -1,11 +1,11 @@
 /*!
- * Cropper v3.1.1
+ * Cropper v3.1.2
  * https://github.com/fengyuanchen/cropper
  *
  * Copyright (c) 2014-2017 Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2017-10-11T13:34:16.708Z
+ * Date: 2017-10-18T13:22:12.595Z
  */
 
 .cropper-container {
diff --git a/dist/cropper.esm.js b/dist/cropper.esm.js
index a4d1074b..1778bf78 100644
--- a/dist/cropper.esm.js
+++ b/dist/cropper.esm.js
@@ -1,11 +1,11 @@
 /*!
- * Cropper v3.1.1
+ * Cropper v3.1.2
  * https://github.com/fengyuanchen/cropper
  *
  * Copyright (c) 2014-2017 Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2017-10-11T13:34:24.201Z
+ * Date: 2017-10-18T13:23:24.651Z
  */
 
 import $ from 'jquery';
@@ -166,6 +166,8 @@ var DEFAULTS = {
 
 var TEMPLATE = '<div class="cropper-container">' + '<div class="cropper-wrap-box">' + '<div class="cropper-canvas"></div>' + '</div>' + '<div class="cropper-drag-box"></div>' + '<div class="cropper-crop-box">' + '<span class="cropper-view-box"></span>' + '<span class="cropper-dashed dashed-h"></span>' + '<span class="cropper-dashed dashed-v"></span>' + '<span class="cropper-center"></span>' + '<span class="cropper-face"></span>' + '<span class="cropper-line line-e" data-action="e"></span>' + '<span class="cropper-line line-n" data-action="n"></span>' + '<span class="cropper-line line-w" data-action="w"></span>' + '<span class="cropper-line line-s" data-action="s"></span>' + '<span class="cropper-point point-e" data-action="e"></span>' + '<span class="cropper-point point-n" data-action="n"></span>' + '<span class="cropper-point point-w" data-action="w"></span>' + '<span class="cropper-point point-s" data-action="s"></span>' + '<span class="cropper-point point-ne" data-action="ne"></span>' + '<span class="cropper-point point-nw" data-action="nw"></span>' + '<span class="cropper-point point-sw" data-action="sw"></span>' + '<span class="cropper-point point-se" data-action="se"></span>' + '</div>' + '</div>';
 
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
 /**
  * Check if the given value is a string.
  * @param {*} value - The value to check.
@@ -234,6 +236,21 @@ var objectKeys = Object.keys || function objectKeys(obj) {
   return keys;
 };
 
+var REGEXP_DECIMALS = /\.\d*(?:0|9){12}\d*$/i;
+
+/**
+ * Normalize decimal number.
+ * Check out {@link http://0.30000000000000004.com/ }
+ * @param {number} value - The value to normalize.
+ * @param {number} [times=100000000000] - The times for normalizing.
+ * @returns {number} Returns the normalized number.
+ */
+function normalizeDecimalNumber(value) {
+  var times = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 100000000000;
+
+  return REGEXP_DECIMALS.test(value) ? Math.round(value * times) / times : value;
+}
+
 var location = global.location;
 
 var REGEXP_ORIGINS = /^(https?:)\/\/([^:/?#]+):?(\d*)/i;
@@ -520,9 +537,10 @@ function getSourceCanvas(image, _ref6, _ref7, _ref8) {
   var height = Math.min(maxSizes.height, Math.max(minSizes.height, naturalHeight));
   var canvas = document.createElement('canvas');
   var context = canvas.getContext('2d');
+  var params = [-imageNaturalWidth / 2, -imageNaturalHeight / 2, imageNaturalWidth, imageNaturalHeight];
 
-  canvas.width = width;
-  canvas.height = height;
+  canvas.width = normalizeDecimalNumber(width);
+  canvas.height = normalizeDecimalNumber(height);
   context.fillStyle = fillColor;
   context.fillRect(0, 0, width, height);
   context.save();
@@ -531,7 +549,9 @@ function getSourceCanvas(image, _ref6, _ref7, _ref8) {
   context.scale(scaleX, scaleY);
   context.imageSmoothingEnabled = !!imageSmoothingEnabled;
   context.imageSmoothingQuality = imageSmoothingQuality;
-  context.drawImage(image, Math.floor(-imageNaturalWidth / 2), Math.floor(-imageNaturalHeight / 2), Math.floor(imageNaturalWidth), Math.floor(imageNaturalHeight));
+  context.drawImage.apply(context, [image].concat(_toConsumableArray($.map(params, function (param) {
+    return Math.floor(normalizeDecimalNumber(param));
+  }))));
   context.restore();
   return canvas;
 }
@@ -1974,6 +1994,8 @@ var change = {
   }
 };
 
+function _toConsumableArray$1(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
 var methods = {
   // Show the crop box manually
   crop: function crop() {
@@ -2619,9 +2641,8 @@ var methods = {
     var canvas = document.createElement('canvas');
     var context = canvas.getContext('2d');
 
-    canvas.width = width;
-    canvas.height = height;
-
+    canvas.width = normalizeDecimalNumber(width);
+    canvas.height = normalizeDecimalNumber(height);
     context.fillStyle = options.fillColor || 'transparent';
     context.fillRect(0, 0, width, height);
 
@@ -2686,17 +2707,18 @@ var methods = {
 
     // All the numerical parameters should be integer for `drawImage`
     // https://github.com/fengyuanchen/cropper/issues/476
-    var params = [Math.floor(srcX), Math.floor(srcY), Math.floor(srcWidth), Math.floor(srcHeight)];
+    var params = [srcX, srcY, srcWidth, srcHeight];
 
     // Avoid "IndexSizeError"
     if (dstWidth > 0 && dstHeight > 0) {
       var scale = width / initialWidth;
 
-      params.push(Math.floor(dstX * scale), Math.floor(dstY * scale), Math.floor(dstWidth * scale), Math.floor(dstHeight * scale));
+      params.push(dstX * scale, dstY * scale, dstWidth * scale, dstHeight * scale);
     }
 
-    context.drawImage.apply(context, [source].concat(params));
-
+    context.drawImage.apply(context, [source].concat(_toConsumableArray$1($.map(params, function (param) {
+      return Math.floor(normalizeDecimalNumber(param));
+    }))));
     return canvas;
   },
 
diff --git a/dist/cropper.js b/dist/cropper.js
index 86e7c826..0669958b 100644
--- a/dist/cropper.js
+++ b/dist/cropper.js
@@ -1,11 +1,11 @@
 /*!
- * Cropper v3.1.1
+ * Cropper v3.1.2
  * https://github.com/fengyuanchen/cropper
  *
  * Copyright (c) 2014-2017 Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2017-10-11T13:34:24.201Z
+ * Date: 2017-10-18T13:23:24.651Z
  */
 
 (function (global, factory) {
@@ -172,6 +172,8 @@ var DEFAULTS = {
 
 var TEMPLATE = '<div class="cropper-container">' + '<div class="cropper-wrap-box">' + '<div class="cropper-canvas"></div>' + '</div>' + '<div class="cropper-drag-box"></div>' + '<div class="cropper-crop-box">' + '<span class="cropper-view-box"></span>' + '<span class="cropper-dashed dashed-h"></span>' + '<span class="cropper-dashed dashed-v"></span>' + '<span class="cropper-center"></span>' + '<span class="cropper-face"></span>' + '<span class="cropper-line line-e" data-action="e"></span>' + '<span class="cropper-line line-n" data-action="n"></span>' + '<span class="cropper-line line-w" data-action="w"></span>' + '<span class="cropper-line line-s" data-action="s"></span>' + '<span class="cropper-point point-e" data-action="e"></span>' + '<span class="cropper-point point-n" data-action="n"></span>' + '<span class="cropper-point point-w" data-action="w"></span>' + '<span class="cropper-point point-s" data-action="s"></span>' + '<span class="cropper-point point-ne" data-action="ne"></span>' + '<span class="cropper-point point-nw" data-action="nw"></span>' + '<span class="cropper-point point-sw" data-action="sw"></span>' + '<span class="cropper-point point-se" data-action="se"></span>' + '</div>' + '</div>';
 
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
 /**
  * Check if the given value is a string.
  * @param {*} value - The value to check.
@@ -240,6 +242,21 @@ var objectKeys = Object.keys || function objectKeys(obj) {
   return keys;
 };
 
+var REGEXP_DECIMALS = /\.\d*(?:0|9){12}\d*$/i;
+
+/**
+ * Normalize decimal number.
+ * Check out {@link http://0.30000000000000004.com/ }
+ * @param {number} value - The value to normalize.
+ * @param {number} [times=100000000000] - The times for normalizing.
+ * @returns {number} Returns the normalized number.
+ */
+function normalizeDecimalNumber(value) {
+  var times = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 100000000000;
+
+  return REGEXP_DECIMALS.test(value) ? Math.round(value * times) / times : value;
+}
+
 var location = global.location;
 
 var REGEXP_ORIGINS = /^(https?:)\/\/([^:/?#]+):?(\d*)/i;
@@ -526,9 +543,10 @@ function getSourceCanvas(image, _ref6, _ref7, _ref8) {
   var height = Math.min(maxSizes.height, Math.max(minSizes.height, naturalHeight));
   var canvas = document.createElement('canvas');
   var context = canvas.getContext('2d');
+  var params = [-imageNaturalWidth / 2, -imageNaturalHeight / 2, imageNaturalWidth, imageNaturalHeight];
 
-  canvas.width = width;
-  canvas.height = height;
+  canvas.width = normalizeDecimalNumber(width);
+  canvas.height = normalizeDecimalNumber(height);
   context.fillStyle = fillColor;
   context.fillRect(0, 0, width, height);
   context.save();
@@ -537,7 +555,9 @@ function getSourceCanvas(image, _ref6, _ref7, _ref8) {
   context.scale(scaleX, scaleY);
   context.imageSmoothingEnabled = !!imageSmoothingEnabled;
   context.imageSmoothingQuality = imageSmoothingQuality;
-  context.drawImage(image, Math.floor(-imageNaturalWidth / 2), Math.floor(-imageNaturalHeight / 2), Math.floor(imageNaturalWidth), Math.floor(imageNaturalHeight));
+  context.drawImage.apply(context, [image].concat(_toConsumableArray($.map(params, function (param) {
+    return Math.floor(normalizeDecimalNumber(param));
+  }))));
   context.restore();
   return canvas;
 }
@@ -1980,6 +2000,8 @@ var change = {
   }
 };
 
+function _toConsumableArray$1(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
 var methods = {
   // Show the crop box manually
   crop: function crop() {
@@ -2625,9 +2647,8 @@ var methods = {
     var canvas = document.createElement('canvas');
     var context = canvas.getContext('2d');
 
-    canvas.width = width;
-    canvas.height = height;
-
+    canvas.width = normalizeDecimalNumber(width);
+    canvas.height = normalizeDecimalNumber(height);
     context.fillStyle = options.fillColor || 'transparent';
     context.fillRect(0, 0, width, height);
 
@@ -2692,17 +2713,18 @@ var methods = {
 
     // All the numerical parameters should be integer for `drawImage`
     // https://github.com/fengyuanchen/cropper/issues/476
-    var params = [Math.floor(srcX), Math.floor(srcY), Math.floor(srcWidth), Math.floor(srcHeight)];
+    var params = [srcX, srcY, srcWidth, srcHeight];
 
     // Avoid "IndexSizeError"
     if (dstWidth > 0 && dstHeight > 0) {
       var scale = width / initialWidth;
 
-      params.push(Math.floor(dstX * scale), Math.floor(dstY * scale), Math.floor(dstWidth * scale), Math.floor(dstHeight * scale));
+      params.push(dstX * scale, dstY * scale, dstWidth * scale, dstHeight * scale);
     }
 
-    context.drawImage.apply(context, [source].concat(params));
-
+    context.drawImage.apply(context, [source].concat(_toConsumableArray$1($.map(params, function (param) {
+      return Math.floor(normalizeDecimalNumber(param));
+    }))));
     return canvas;
   },
 
diff --git a/dist/cropper.min.css b/dist/cropper.min.css
index 86806461..3ea9d70a 100644
--- a/dist/cropper.min.css
+++ b/dist/cropper.min.css
@@ -1,10 +1,10 @@
 /*!
- * Cropper v3.1.1
+ * Cropper v3.1.2
  * https://github.com/fengyuanchen/cropper
  *
  * Copyright (c) 2014-2017 Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2017-10-11T13:34:16.708Z
+ * Date: 2017-10-18T13:22:12.595Z
  */.cropper-container{direction:ltr;font-size:0;line-height:0;position:relative;-ms-touch-action:none;touch-action:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.cropper-container img{display:block;height:100%;image-orientation:0deg;max-height:none!important;max-width:none!important;min-height:0!important;min-width:0!important;width:100%}.cropper-canvas,.cropper-crop-box,.cropper-drag-box,.cropper-modal,.cropper-wrap-box{bottom:0;left:0;position:absolute;right:0;top:0}.cropper-canvas,.cropper-wrap-box{overflow:hidden}.cropper-drag-box{background-color:#fff;opacity:0}.cropper-modal{background-color:#000;opacity:.5}.cropper-view-box{display:block;height:100%;outline-color:rgba(51,153,255,.75);outline:1px solid #39f;overflow:hidden;width:100%}.cropper-dashed{border:0 dashed #eee;display:block;opacity:.5;position:absolute}.cropper-dashed.dashed-h{border-bottom-width:1px;border-top-width:1px;height:33.33333%;left:0;top:33.33333%;width:100%}.cropper-dashed.dashed-v{border-left-width:1px;border-right-width:1px;height:100%;left:33.33333%;top:0;width:33.33333%}.cropper-center{display:block;height:0;left:50%;opacity:.75;position:absolute;top:50%;width:0}.cropper-center:after,.cropper-center:before{background-color:#eee;content:" ";display:block;position:absolute}.cropper-center:before{height:1px;left:-3px;top:0;width:7px}.cropper-center:after{height:7px;left:0;top:-3px;width:1px}.cropper-face,.cropper-line,.cropper-point{display:block;height:100%;opacity:.1;position:absolute;width:100%}.cropper-face{background-color:#fff;left:0;top:0}.cropper-line{background-color:#39f}.cropper-line.line-e{cursor:e-resize;right:-3px;top:0;width:5px}.cropper-line.line-n{cursor:n-resize;height:5px;left:0;top:-3px}.cropper-line.line-w{cursor:w-resize;left:-3px;top:0;width:5px}.cropper-line.line-s{bottom:-3px;cursor:s-resize;height:5px;left:0}.cropper-point{background-color:#39f;height:5px;opacity:.75;width:5px}.cropper-point.point-e{cursor:e-resize;margin-top:-3px;right:-3px;top:50%}.cropper-point.point-n{cursor:n-resize;left:50%;margin-left:-3px;top:-3px}.cropper-point.point-w{cursor:w-resize;left:-3px;margin-top:-3px;top:50%}.cropper-point.point-s{bottom:-3px;cursor:s-resize;left:50%;margin-left:-3px}.cropper-point.point-ne{cursor:ne-resize;right:-3px;top:-3px}.cropper-point.point-nw{cursor:nw-resize;left:-3px;top:-3px}.cropper-point.point-sw{bottom:-3px;cursor:sw-resize;left:-3px}.cropper-point.point-se{bottom:-3px;cursor:se-resize;height:20px;opacity:1;right:-3px;width:20px}@media (min-width:768px){.cropper-point.point-se{height:15px;width:15px}}@media (min-width:992px){.cropper-point.point-se{height:10px;width:10px}}@media (min-width:1200px){.cropper-point.point-se{height:5px;opacity:.75;width:5px}}.cropper-point.point-se:before{background-color:#39f;bottom:-50%;content:" ";display:block;height:200%;opacity:0;position:absolute;right:-50%;width:200%}.cropper-invisible{opacity:0}.cropper-bg{background-image:url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQAQMAAAAlPW0iAAAAA3NCSVQICAjb4U/gAAAABlBMVEXMzMz////TjRV2AAAACXBIWXMAAArrAAAK6wGCiw1aAAAAHHRFWHRTb2Z0d2FyZQBBZG9iZSBGaXJld29ya3MgQ1M26LyyjAAAABFJREFUCJlj+M/AgBVhF/0PAH6/D/HkDxOGAAAAAElFTkSuQmCC")}.cropper-hide{display:block;height:0;position:absolute;width:0}.cropper-hidden{display:none!important}.cropper-move{cursor:move}.cropper-crop{cursor:crosshair}.cropper-disabled .cropper-drag-box,.cropper-disabled .cropper-face,.cropper-disabled .cropper-line,.cropper-disabled .cropper-point{cursor:not-allowed}
 /*# sourceMappingURL=cropper.min.css.map */
\ No newline at end of file
diff --git a/dist/cropper.min.js b/dist/cropper.min.js
index 84094a8b..cdc4c7bc 100644
--- a/dist/cropper.min.js
+++ b/dist/cropper.min.js
@@ -1,10 +1,10 @@
 /*!
- * Cropper v3.1.1
+ * Cropper v3.1.2
  * https://github.com/fengyuanchen/cropper
  *
  * Copyright (c) 2014-2017 Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2017-10-11T13:34:24.201Z
+ * Date: 2017-10-18T13:23:24.651Z
  */
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t=this.$element;this.loaded?(this.isImg&&this.replaced&&t.attr("src",this.originalUrl),this.unbuild(),t.removeClass(M)):this.isImg?t.off("load",this.start):this.$clone&&this.$clone.remove(),t.removeData("cropper")},move:function(t,i){var e=this.canvas,o=e.left,n=e.top;this.moveTo(a(t)?t:o+Number(t),a(i)?i:n+Number(i))},moveTo:function(t,i){var o=this.canvas,n=!1;a(i)&&(i=t),t=Number(t),i=Number(i),this.ready&&!this.disabled&&this.options.movable&&(e(t)&&(o.left=t,n=!0),e(i)&&(o.top=i,n=!0),n&&this.renderCanvas(!0))},zoom:function(t,i){var e=this.canvas;t=(t=Number(t))<0?1/(1-t):1+t,this.zoomTo(e.width*t/e.naturalWidth,i)},zoomTo:function(t,i){var e=this.options,a=this.pointers,o=this.canvas,n=o.width,h=o.height,s=o.naturalWidth,r=o.naturalHeight;if((t=Number(t))>=0&&this.ready&&!this.disabled&&e.zoomable){var c=s*t,d=r*t,p=void 0;if(i&&(p=i.originalEvent),this.trigger("zoom",{originalEvent:p,oldRatio:n/s,ratio:c/s}).isDefaultPrevented())return;if(p){var 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r=o.width/o.naturalWidth;e(i.x)&&(h.left=i.x*r+n.left),e(i.y)&&(h.top=i.y*r+n.top),e(i.width)&&(h.width=i.width*r),e(i.height)&&(h.height=i.height*r),this.setCropBoxData(h)}},getContainerData:function(){return this.ready?t.extend({},this.container):{}},getImageData:function(){return this.loaded?t.extend({},this.image):{}},getCanvasData:function(){var i=this.canvas,e={};return this.ready&&t.each(["left","top","width","height","naturalWidth","naturalHeight"],function(t,a){e[a]=i[a]}),e},setCanvasData:function(i){var a=this.canvas,o=a.aspectRatio;t.isFunction(i)&&(i=i.call(this.$element)),this.ready&&!this.disabled&&t.isPlainObject(i)&&(e(i.left)&&(a.left=i.left),e(i.top)&&(a.top=i.top),e(i.width)?(a.width=i.width,a.height=i.width/o):e(i.height)&&(a.height=i.height,a.width=i.height*o),this.renderCanvas(!0))},getCropBoxData:function(){var t=this.cropBox;return this.ready&&this.cropped?{left:t.left,top:t.top,width:t.width,height:t.height}:{}},setCropBoxData:function(i){var a=this.cropBox,o=this.options.aspectRatio,n=void 0,h=void 0;t.isFunction(i)&&(i=i.call(this.$element)),this.ready&&this.cropped&&!this.disabled&&t.isPlainObject(i)&&(e(i.left)&&(a.left=i.left),e(i.top)&&(a.top=i.top),e(i.width)&&i.width!==a.width&&(n=!0,a.width=i.width),e(i.height)&&i.height!==a.height&&(h=!0,a.height=i.height),o&&(n?a.height=a.width/o:h&&(a.width=a.height*o)),this.renderCropBox())},getCroppedCanvas:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(!this.ready||!y.HTMLCanvasElement)return null;var i=this.canvas,e=g(this.$clone[0],this.image,i,t);if(!this.cropped)return e;var a=this.getData(),o=a.x,n=a.y,h=a.width,s=a.height,r=h/s,c=p({aspectRatio:r,width:t.maxWidth||1/0,height:t.maxHeight||1/0}),d=p({aspectRatio:r,width:t.minWidth||0,height:t.minHeight||0}),l=p({aspectRatio:r,width:t.width||h,height:t.height||s}),m=l.width,u=l.height;m=Math.min(c.width,Math.max(d.width,m)),u=Math.min(c.height,Math.max(d.height,u));var f=document.createElement("canvas"),v=f.getContext("2d");f.width=m,f.height=u,v.fillStyle=t.fillColor||"transparent",v.fillRect(0,0,m,u);var w=t.imageSmoothingEnabled,x=void 0===w||w,b=t.imageSmoothingQuality;v.imageSmoothingEnabled=x,b&&(v.imageSmoothingQuality=b);var M=e.width,C=e.height,$=o,B=n,k=void 0,W=void 0,T=void 0,D=void 0,H=void 0,Y=void 0;$<=-h||$>M?($=0,k=0,T=0,H=0):$<=0?(T=-$,$=0,H=k=Math.min(M,h+$)):$<=M&&(T=0,H=k=Math.min(h,M-$)),k<=0||B<=-s||B>C?(B=0,W=0,D=0,Y=0):B<=0?(D=-B,B=0,Y=W=Math.min(C,s+B)):B<=C&&(D=0,Y=W=Math.min(s,C-B));var X=[Math.floor($),Math.floor(B),Math.floor(k),Math.floor(W)];if(H>0&&Y>0){var O=m/h;X.push(Math.floor(T*O),Math.floor(D*O),Math.floor(H*O),Math.floor(Y*O))}return v.drawImage.apply(v,[e].concat(X)),f},setAspectRatio:function(t){var i=this.options;this.disabled||a(t)||(i.aspectRatio=Math.max(0,t)||NaN,this.ready&&(this.initCropBox(),this.cropped&&this.renderCropBox()))},setDragMode:function(t){var i=this.options,e=void 0,a=void 0;this.loaded&&!this.disabled&&(e="crop"===t,a=i.movable&&"move"===t,t=e||a?t:"none",this.$dragBox.data("action",t).toggleClass("cropper-crop",e).toggleClass("cropper-move",a),i.cropBoxMovable||this.$face.data("action",t).toggleClass("cropper-crop",e).toggleClass("cropper-move",a))}},q=function(){function t(t,i){for(var e=0;e<i.length;e++){var a=i[e];a.enumerable=a.enumerable||!1,a.configurable=!0,"value"in a&&(a.writable=!0),Object.defineProperty(t,a.key,a)}}return function(i,e,a){return e&&t(i.prototype,e),a&&t(i,a),i}}(),Q=function(){function i(e){var a=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(b(this,i),!e||!D.test(e.tagName))throw new Error("The first argument is required and must be an <img> or <canvas> 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XMLHttpRequest;o.onerror=function(){i.clone()},o.onload=function(){i.read(o.response)},a.checkCrossOrigin&&n(t)&&e.prop("crossOrigin")&&(t=h(t)),o.open("get",t),o.responseType="arraybuffer",o.withCredentials="use-credentials"===e.prop("crossOrigin"),o.send()}else this.clone()}}},{key:"read",value:function(t){var i=this.options,e=this.image,a=w(t),o=0,n=1,h=1;if(a>1){this.url=v(t,"image/jpeg");var s=x(a);o=s.rotate,n=s.scaleX,h=s.scaleY}i.rotatable&&(e.rotate=o),i.scalable&&(e.scaleX=n,e.scaleY=h),this.clone()}},{key:"clone",value:function(){var i=this.$element,e=this.options,a=this.url,o="",s=void 0;e.checkCrossOrigin&&n(a)&&((o=i.prop("crossOrigin"))?s=a:(o="anonymous",s=h(a))),this.crossOrigin=o,this.crossOriginUrl=s;var r=document.createElement("img");o&&(r.crossOrigin=o),r.src=s||a;var c=t(r);this.$clone=c,this.isImg?this.element.complete?this.start():i.one("load",t.proxy(this.start,this)):c.one("load",t.proxy(this.start,this)).one("error",t.proxy(this.stop,this)).addClass("cropper-hide").insertAfter(i)}},{key:"start",value:function(){var i=this,e=this.$clone,a=this.$element;this.isImg||(e.off("error",this.stop),a=e),r(a[0],function(e,a){t.extend(i.image,{naturalWidth:e,naturalHeight:a,aspectRatio:e/a}),i.loaded=!0,i.build()})}},{key:"stop",value:function(){this.$clone.remove(),this.$clone=null}},{key:"build",value:function(){var i=this;if(this.loaded){this.ready&&this.unbuild();var e=this.$element,a=this.options,o=this.$clone,n=t('<div class="cropper-container"><div class="cropper-wrap-box"><div class="cropper-canvas"></div></div><div class="cropper-drag-box"></div><div class="cropper-crop-box"><span class="cropper-view-box"></span><span class="cropper-dashed dashed-h"></span><span class="cropper-dashed dashed-v"></span><span class="cropper-center"></span><span class="cropper-face"></span><span class="cropper-line line-e" data-action="e"></span><span class="cropper-line line-n" data-action="n"></span><span class="cropper-line line-w" data-action="w"></span><span class="cropper-line line-s" data-action="s"></span><span class="cropper-point point-e" data-action="e"></span><span class="cropper-point point-n" data-action="n"></span><span class="cropper-point point-w" data-action="w"></span><span class="cropper-point point-s" data-action="s"></span><span class="cropper-point point-ne" data-action="ne"></span><span class="cropper-point point-nw" data-action="nw"></span><span class="cropper-point point-sw" data-action="sw"></span><span class="cropper-point point-se" data-action="se"></span></div></div>'),h=n.find(".cropper-crop-box"),s=h.find(".cropper-face");this.$container=e.parent(),this.$cropper=n,this.$canvas=n.find(".cropper-canvas").append(o),this.$dragBox=n.find(".cropper-drag-box"),this.$cropBox=h,this.$viewBox=n.find(".cropper-view-box"),this.$face=s,e.addClass(M).after(n),this.isImg||o.removeClass("cropper-hide"),this.initPreview(),this.bind(),a.aspectRatio=Math.max(0,a.aspectRatio)||NaN,a.viewMode=Math.max(0,Math.min(3,Math.round(a.viewMode)))||0,this.cropped=a.autoCrop,a.autoCrop?a.modal&&this.$dragBox.addClass("cropper-modal"):h.addClass(M),a.guides||h.find(".cropper-dashed").addClass(M),a.center||h.find(".cropper-center").addClass(M),a.cropBoxMovable&&s.addClass("cropper-move").data("action","all"),a.highlight||s.addClass("cropper-invisible"),a.background&&n.addClass("cropper-bg"),a.cropBoxResizable||h.find(".cropper-line,.cropper-point").addClass(M),this.setDragMode(a.dragMode),this.render(),this.ready=!0,this.setData(a.data),this.completing=setTimeout(function(){t.isFunction(a.ready)&&e.one("ready",a.ready),i.trigger("ready"),i.trigger("crop",i.getData()),i.completed=!0},0)}}},{key:"unbuild",value:function(){this.ready&&(this.completed||clearTimeout(this.completing),this.ready=!1,this.completed=!1,this.initialImage=null,this.initialCanvas=null,this.initialCropBox=null,this.container=null,this.canvas=null,this.cropBox=null,this.unbind(),this.resetPreview(),this.$preview=null,this.$viewBox=null,this.$cropBox=null,this.$dragBox=null,this.$canvas=null,this.$container=null,this.$cropper.remove(),this.$cropper=null)}}],[{key:"setDefaults",value:function(i){t.extend(H,t.isPlainObject(i)&&i)}}]),i}();if(t.extend&&t.extend(Q.prototype,I,U,F,S,j,A),t.fn){var K=t.fn.cropper;t.fn.cropper=function(e){for(var o=arguments.length,n=Array(o>1?o-1:0),h=1;h<o;h++)n[h-1]=arguments[h];var s=void 0;return this.each(function(a,o){var h=t(o),r=h.data("cropper");if(!r){if(/destroy/.test(e))return;var c=t.extend({},h.data(),t.isPlainObject(e)&&e);r=new Q(o,c),h.data("cropper",r)}if(i(e)){var d=r[e];t.isFunction(d)&&(s=d.apply(r,n))}}),a(s)?this:s},t.fn.cropper.Constructor=Q,t.fn.cropper.setDefaults=Q.setDefaults,t.fn.cropper.noConflict=function(){return t.fn.cropper=K,this}}});
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$("n"),$("e"),M.x>=0?g<w?p+=M.x:M.y<=0&&d<=v&&(b=!1):p+=M.x,M.y<=0?d>v&&(m-=M.y,d+=M.y):(m-=M.y,d+=M.y);p<0&&m<0?(r="sw",m=0,p=0):p<0?(r="nw",p=0):m<0&&(r="se",m=0);break;case"nw":if(s){if(M.y<=0&&(d<=v||c<=f)){b=!1;break}$("n"),m-=M.y,d+=M.y,p=m*s,c+=M.y*s}else $("n"),$("w"),M.x<=0?c>f?(p-=M.x,c+=M.x):M.y<=0&&d<=v&&(b=!1):(p-=M.x,c+=M.x),M.y<=0?d>v&&(m-=M.y,d+=M.y):(m-=M.y,d+=M.y);p<0&&m<0?(r="se",m=0,p=0):p<0?(r="ne",p=0):m<0&&(r="sw",m=0);break;case"sw":if(s){if(M.x<=0&&(c<=f||u>=x)){b=!1;break}$("w"),p-=M.x,c+=M.x,m=p/s}else $("s"),$("w"),M.x<=0?c>f?(p-=M.x,c+=M.x):M.y>=0&&u>=x&&(b=!1):(p-=M.x,c+=M.x),M.y>=0?u<x&&(m+=M.y):m+=M.y;p<0&&m<0?(r="ne",m=0,p=0):p<0?(r="se",p=0):m<0&&(r="nw",m=0);break;case"se":if(s){if(M.x>=0&&(g>=w||u>=x)){b=!1;break}$("e"),m=(p+=M.x)/s}else $("s"),$("e"),M.x>=0?g<w?p+=M.x:M.y>=0&&u>=x&&(b=!1):p+=M.x,M.y>=0?u<x&&(m+=M.y):m+=M.y;p<0&&m<0?(r="nw",m=0,p=0):p<0?(r="sw",p=0):m<0&&(r="ne",m=0);break;case"move":this.move(M.x,M.y),b=!1;break;case"zoom":this.zoom(l(a),i.originalEvent),b=!1;break;case"crop":if(!M.x||!M.y){b=!1;break}y=this.$cropper.offset(),c=C.startX-y.left,d=C.startY-y.top,p=h.minWidth,m=h.minHeight,M.x>0?r=M.y>0?"se":"ne":M.x<0&&(c-=p,r=M.y>0?"sw":"nw"),M.y<0&&(d-=m),this.cropped||(this.$cropBox.removeClass(B),this.cropped=!0,this.limited&&this.limitCropBox(!0,!0))}b&&(h.width=p,h.height=m,h.left=c,h.top=d,this.action=r,this.renderCropBox()),t.each(a,function(t,i){i.startX=i.endX,i.startY=i.endY})}},Z={crop:function(){this.ready&&!this.disabled&&(this.cropped||(this.cropped=!0,this.limitCropBox(!0,!0),this.options.modal&&this.$dragBox.addClass("cropper-modal"),this.$cropBox.removeClass(B)),this.setCropBoxData(this.initialCropBox))},reset:function(){this.ready&&!this.disabled&&(this.image=t.extend({},this.initialImage),this.canvas=t.extend({},this.initialCanvas),this.cropBox=t.extend({},this.initialCropBox),this.renderCanvas(),this.cropped&&this.renderCropBox())},clear:function(){this.cropped&&!this.disabled&&(t.extend(this.cropBox,{left:0,top:0,width:0,height:0}),this.cropped=!1,this.renderCropBox(),this.limitCanvas(!0,!0),this.renderCanvas(),this.$dragBox.removeClass("cropper-modal"),this.$cropBox.addClass(B))},replace:function(t,i){!this.disabled&&t&&(this.isImg&&this.$element.attr("src",t),i?(this.url=t,this.$clone.attr("src",t),this.ready&&this.$preview.find("img").add(this.$clone2).attr("src",t)):(this.isImg&&(this.replaced=!0),this.options.data=null,this.load(t)))},enable:function(){this.ready&&(this.disabled=!1,this.$cropper.removeClass("cropper-disabled"))},disable:function(){this.ready&&(this.disabled=!0,this.$cropper.addClass("cropper-disabled"))},destroy:function(){var t=this.$element;this.loaded?(this.isImg&&this.replaced&&t.attr("src",this.originalUrl),this.unbuild(),t.removeClass(B)):this.isImg?t.off("load",this.start):this.$clone&&this.$clone.remove(),t.removeData("cropper")},move:function(t,i){var e=this.canvas,a=e.left,o=e.top;this.moveTo(n(t)?t:a+Number(t),n(i)?i:o+Number(i))},moveTo:function(t,i){var e=this.canvas,o=!1;n(i)&&(i=t),t=Number(t),i=Number(i),this.ready&&!this.disabled&&this.options.movable&&(a(t)&&(e.left=t,o=!0),a(i)&&(e.top=i,o=!0),o&&this.renderCanvas(!0))},zoom:function(t,i){var e=this.canvas;t=(t=Number(t))<0?1/(1-t):1+t,this.zoomTo(e.width*t/e.naturalWidth,i)},zoomTo:function(t,i){var e=this.options,a=this.pointers,n=this.canvas,o=n.width,h=n.height,r=n.naturalWidth,s=n.naturalHeight;if((t=Number(t))>=0&&this.ready&&!this.disabled&&e.zoomable){var c=r*t,d=s*t,l=void 0;if(i&&(l=i.originalEvent),this.trigger("zoom",{originalEvent:l,oldRatio:o/r,ratio:c/r}).isDefaultPrevented())return;if(l){var p=this.$cropper.offset(),g=a&&E(a).length?m(a):{pageX:i.pageX||l.pageX||0,pageY:i.pageY||l.pageY||0};n.left-=(c-o)*((g.pageX-p.left-n.left)/o),n.top-=(d-h)*((g.pageY-p.top-n.top)/h)}else n.left-=(c-o)/2,n.top-=(d-h)/2;n.width=c,n.height=d,this.renderCanvas(!0)}},rotate:function(t){this.rotateTo((this.image.rotate||0)+Number(t))},rotateTo:function(t){a(t=Number(t))&&this.ready&&!this.disabled&&this.options.rotatable&&(this.image.rotate=t%360,this.renderCanvas(!0,!0))},scaleX:function(t){var i=this.image.scaleY;this.scale(t,a(i)?i:1)},scaleY:function(t){var i=this.image.scaleX;this.scale(a(i)?i:1,t)},scale:function(t){var i=arguments.length>1&&void 0!==arguments[1]?arguments[1]:t,e=this.image,n=!1;t=Number(t),i=Number(i),this.ready&&!this.disabled&&this.options.scalable&&(a(t)&&(e.scaleX=t,n=!0),a(i)&&(e.scaleY=i,n=!0),n&&this.renderCanvas(!0,!0))},getData:function(){var i=arguments.length>0&&void 0!==arguments[0]&&arguments[0],e=this.options,a=this.image,n=this.canvas,o=this.cropBox,h=void 0;if(this.ready&&this.cropped){h={x:o.left-n.left,y:o.top-n.top,width:o.width,height:o.height};var r=a.width/a.naturalWidth;t.each(h,function(t,e){e/=r,h[t]=i?Math.round(e):e})}else h={x:0,y:0,width:0,height:0};return e.rotatable&&(h.rotate=a.rotate||0),e.scalable&&(h.scaleX=a.scaleX||1,h.scaleY=a.scaleY||1),h},setData:function(i){var e=this.options,n=this.image,o=this.canvas,h={};if(t.isFunction(i)&&(i=i.call(this.element)),this.ready&&!this.disabled&&t.isPlainObject(i)){var r=!1;e.rotatable&&a(i.rotate)&&i.rotate!==n.rotate&&(n.rotate=i.rotate,r=!0),e.scalable&&(a(i.scaleX)&&i.scaleX!==n.scaleX&&(n.scaleX=i.scaleX,r=!0),a(i.scaleY)&&i.scaleY!==n.scaleY&&(n.scaleY=i.scaleY,r=!0)),r&&this.renderCanvas(!0,!0);var s=n.width/n.naturalWidth;a(i.x)&&(h.left=i.x*s+o.left),a(i.y)&&(h.top=i.y*s+o.top),a(i.width)&&(h.width=i.width*s),a(i.height)&&(h.height=i.height*s),this.setCropBoxData(h)}},getContainerData:function(){return this.ready?t.extend({},this.container):{}},getImageData:function(){return this.loaded?t.extend({},this.image):{}},getCanvasData:function(){var i=this.canvas,e={};return this.ready&&t.each(["left","top","width","height","naturalWidth","naturalHeight"],function(t,a){e[a]=i[a]}),e},setCanvasData:function(i){var e=this.canvas,n=e.aspectRatio;t.isFunction(i)&&(i=i.call(this.$element)),this.ready&&!this.disabled&&t.isPlainObject(i)&&(a(i.left)&&(e.left=i.left),a(i.top)&&(e.top=i.top),a(i.width)?(e.width=i.width,e.height=i.width/n):a(i.height)&&(e.height=i.height,e.width=i.height*n),this.renderCanvas(!0))},getCropBoxData:function(){var t=this.cropBox;return this.ready&&this.cropped?{left:t.left,top:t.top,width:t.width,height:t.height}:{}},setCropBoxData:function(i){var e=this.cropBox,n=this.options.aspectRatio,o=void 0,h=void 0;t.isFunction(i)&&(i=i.call(this.$element)),this.ready&&this.cropped&&!this.disabled&&t.isPlainObject(i)&&(a(i.left)&&(e.left=i.left),a(i.top)&&(e.top=i.top),a(i.width)&&i.width!==e.width&&(o=!0,e.width=i.width),a(i.height)&&i.height!==e.height&&(h=!0,e.height=i.height),n&&(o?e.height=e.width/n:h&&(e.width=e.height*n)),this.renderCropBox())},getCroppedCanvas:function(){var i=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};if(!this.ready||!$.HTMLCanvasElement)return null;var e=this.canvas,a=f(this.$clone[0],this.image,e,i);if(!this.cropped)return a;var n=this.getData(),o=n.x,r=n.y,s=n.width,c=n.height,d=s/c,l=g({aspectRatio:d,width:i.maxWidth||1/0,height:i.maxHeight||1/0}),p=g({aspectRatio:d,width:i.minWidth||0,height:i.minHeight||0}),m=g({aspectRatio:d,width:i.width||s,height:i.height||c}),u=m.width,v=m.height;u=Math.min(l.width,Math.max(p.width,u)),v=Math.min(l.height,Math.max(p.height,v));var w=document.createElement("canvas"),x=w.getContext("2d");w.width=h(u),w.height=h(v),x.fillStyle=i.fillColor||"transparent",x.fillRect(0,0,u,v);var b=i.imageSmoothingEnabled,y=void 0===b||b,M=i.imageSmoothingQuality;x.imageSmoothingEnabled=y,M&&(x.imageSmoothingQuality=M);var B=a.width,k=a.height,W=o,T=r,D=void 0,H=void 0,Y=void 0,X=void 0,O=void 0,z=void 0;W<=-s||W>B?(W=0,D=0,Y=0,O=0):W<=0?(Y=-W,W=0,O=D=Math.min(B,s+W)):W<=B&&(Y=0,O=D=Math.min(s,B-W)),D<=0||T<=-c||T>k?(T=0,H=0,X=0,z=0):T<=0?(X=-T,T=0,z=H=Math.min(k,c+T)):T<=k&&(X=0,z=H=Math.min(c,k-T));var E=[W,T,D,H];if(O>0&&z>0){var N=u/s;E.push(Y*N,X*N,O*N,z*N)}return x.drawImage.apply(x,[a].concat(C(t.map(E,function(t){return Math.floor(h(t))})))),w},setAspectRatio:function(t){var i=this.options;this.disabled||n(t)||(i.aspectRatio=Math.max(0,t)||NaN,this.ready&&(this.initCropBox(),this.cropped&&this.renderCropBox()))},setDragMode:function(t){var i=this.options,e=void 0,a=void 0;this.loaded&&!this.disabled&&(e="crop"===t,a=i.movable&&"move"===t,t=e||a?t:"none",this.$dragBox.data("action",t).toggleClass("cropper-crop",e).toggleClass("cropper-move",a),i.cropBoxMovable||this.$face.data("action",t).toggleClass("cropper-crop",e).toggleClass("cropper-move",a))}},V=function(){function t(t,i){for(var e=0;e<i.length;e++){var a=i[e];a.enumerable=a.enumerable||!1,a.configurable=!0,"value"in a&&(a.writable=!0),Object.defineProperty(t,a.key,a)}}return function(i,e,a){return e&&t(i.prototype,e),a&&t(i,a),i}}(),G=function(){function i(e){var a=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(M(this,i),!e||!X.test(e.tagName))throw new Error("The first argument is required and must be an <img> or <canvas> element.");this.element=e,this.$element=t(e),this.options=t.extend({},O,t.isPlainObject(a)&&a),this.completed=!1,this.cropped=!1,this.disabled=!1,this.isImg=!1,this.limited=!1,this.loaded=!1,this.ready=!1,this.replaced=!1,this.wheeling=!1,this.originalUrl="",this.canvas=null,this.cropBox=null,this.pointers={},this.init()}return V(i,[{key:"init",value:function(){var t=this.$element,i=void 0;if(t.is("img")){if(this.isImg=!0,i=t.attr("src")||"",this.originalUrl=i,!i)return;i=t.prop("src")}else t.is("canvas")&&$.HTMLCanvasElement&&(i=t[0].toDataURL());this.load(i)}},{key:"trigger",value:function(i,e){var a=t.Event(i,e);return this.$element.trigger(a),a}},{key:"load",value:function(t){var i=this;if(t){this.url=t,this.image={};var e=this.$element,a=this.options;if(a.checkOrientation&&$.ArrayBuffer)if(H.test(t))Y.test(t)?this.read(w(t)):this.clone();else{var n=new XMLHttpRequest;n.onerror=function(){i.clone()},n.onload=function(){i.read(n.response)},a.checkCrossOrigin&&r(t)&&e.prop("crossOrigin")&&(t=s(t)),n.open("get",t),n.responseType="arraybuffer",n.withCredentials="use-credentials"===e.prop("crossOrigin"),n.send()}else this.clone()}}},{key:"read",value:function(t){var i=this.options,e=this.image,a=b(t),n=0,o=1,h=1;if(a>1){this.url=x(t,"image/jpeg");var r=y(a);n=r.rotate,o=r.scaleX,h=r.scaleY}i.rotatable&&(e.rotate=n),i.scalable&&(e.scaleX=o,e.scaleY=h),this.clone()}},{key:"clone",value:function(){var i=this.$element,e=this.options,a=this.url,n="",o=void 0;e.checkCrossOrigin&&r(a)&&((n=i.prop("crossOrigin"))?o=a:(n="anonymous",o=s(a))),this.crossOrigin=n,this.crossOriginUrl=o;var h=document.createElement("img");n&&(h.crossOrigin=n),h.src=o||a;var c=t(h);this.$clone=c,this.isImg?this.element.complete?this.start():i.one("load",t.proxy(this.start,this)):c.one("load",t.proxy(this.start,this)).one("error",t.proxy(this.stop,this)).addClass("cropper-hide").insertAfter(i)}},{key:"start",value:function(){var i=this,e=this.$clone,a=this.$element;this.isImg||(e.off("error",this.stop),a=e),d(a[0],function(e,a){t.extend(i.image,{naturalWidth:e,naturalHeight:a,aspectRatio:e/a}),i.loaded=!0,i.build()})}},{key:"stop",value:function(){this.$clone.remove(),this.$clone=null}},{key:"build",value:function(){var i=this;if(this.loaded){this.ready&&this.unbuild();var e=this.$element,a=this.options,n=this.$clone,o=t('<div class="cropper-container"><div class="cropper-wrap-box"><div class="cropper-canvas"></div></div><div class="cropper-drag-box"></div><div class="cropper-crop-box"><span class="cropper-view-box"></span><span class="cropper-dashed dashed-h"></span><span class="cropper-dashed dashed-v"></span><span class="cropper-center"></span><span class="cropper-face"></span><span class="cropper-line line-e" data-action="e"></span><span class="cropper-line line-n" data-action="n"></span><span class="cropper-line line-w" data-action="w"></span><span class="cropper-line line-s" data-action="s"></span><span class="cropper-point point-e" data-action="e"></span><span class="cropper-point point-n" data-action="n"></span><span class="cropper-point point-w" data-action="w"></span><span class="cropper-point point-s" data-action="s"></span><span class="cropper-point point-ne" data-action="ne"></span><span class="cropper-point point-nw" data-action="nw"></span><span class="cropper-point point-sw" data-action="sw"></span><span class="cropper-point point-se" data-action="se"></span></div></div>'),h=o.find(".cropper-crop-box"),r=h.find(".cropper-face");this.$container=e.parent(),this.$cropper=o,this.$canvas=o.find(".cropper-canvas").append(n),this.$dragBox=o.find(".cropper-drag-box"),this.$cropBox=h,this.$viewBox=o.find(".cropper-view-box"),this.$face=r,e.addClass(B).after(o),this.isImg||n.removeClass("cropper-hide"),this.initPreview(),this.bind(),a.aspectRatio=Math.max(0,a.aspectRatio)||NaN,a.viewMode=Math.max(0,Math.min(3,Math.round(a.viewMode)))||0,this.cropped=a.autoCrop,a.autoCrop?a.modal&&this.$dragBox.addClass("cropper-modal"):h.addClass(B),a.guides||h.find(".cropper-dashed").addClass(B),a.center||h.find(".cropper-center").addClass(B),a.cropBoxMovable&&r.addClass("cropper-move").data("action","all"),a.highlight||r.addClass("cropper-invisible"),a.background&&o.addClass("cropper-bg"),a.cropBoxResizable||h.find(".cropper-line,.cropper-point").addClass(B),this.setDragMode(a.dragMode),this.render(),this.ready=!0,this.setData(a.data),this.completing=setTimeout(function(){t.isFunction(a.ready)&&e.one("ready",a.ready),i.trigger("ready"),i.trigger("crop",i.getData()),i.completed=!0},0)}}},{key:"unbuild",value:function(){this.ready&&(this.completed||clearTimeout(this.completing),this.ready=!1,this.completed=!1,this.initialImage=null,this.initialCanvas=null,this.initialCropBox=null,this.container=null,this.canvas=null,this.cropBox=null,this.unbind(),this.resetPreview(),this.$preview=null,this.$viewBox=null,this.$cropBox=null,this.$dragBox=null,this.$canvas=null,this.$container=null,this.$cropper.remove(),this.$cropper=null)}}],[{key:"setDefaults",value:function(i){t.extend(O,t.isPlainObject(i)&&i)}}]),i}();if(t.extend&&t.extend(G.prototype,S,j,q,Q,K,Z),t.fn){var J=t.fn.cropper;t.fn.cropper=function(i){for(var a=arguments.length,o=Array(a>1?a-1:0),h=1;h<a;h++)o[h-1]=arguments[h];var r=void 0;return this.each(function(a,n){var h=t(n),s=h.data("cropper");if(!s){if(/destroy/.test(i))return;var c=t.extend({},h.data(),t.isPlainObject(i)&&i);s=new G(n,c),h.data("cropper",s)}if(e(i)){var d=s[i];t.isFunction(d)&&(r=d.apply(s,o))}}),n(r)?this:r},t.fn.cropper.Constructor=G,t.fn.cropper.setDefaults=G.setDefaults,t.fn.cropper.noConflict=function(){return t.fn.cropper=J,this}}});
\ No newline at end of file
diff --git a/docs/css/cropper.css b/docs/css/cropper.css
index 31257dc7..9b9716c3 100644
--- a/docs/css/cropper.css
+++ b/docs/css/cropper.css
@@ -1,11 +1,11 @@
 /*!
- * Cropper v3.1.1
+ * Cropper v3.1.2
  * https://github.com/fengyuanchen/cropper
  *
  * Copyright (c) 2014-2017 Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2017-10-11T13:34:16.708Z
+ * Date: 2017-10-18T13:22:12.595Z
  */
 
 .cropper-container {
diff --git a/docs/index.html b/docs/index.html
index 774eb579..b77b5a14 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -49,7 +49,7 @@
     <div class="container">
       <div class="row">
         <div class="col-md">
-          <h1>Cropper <small class="h6">v3.1.1</small></h1>
+          <h1>Cropper <small class="h6">v3.1.2</small></h1>
           <p class="lead">A simple jQuery image cropping plugin.</p>
         </div>
         <div class="col-md">
diff --git a/docs/js/cropper.js b/docs/js/cropper.js
index 86e7c826..0669958b 100644
--- a/docs/js/cropper.js
+++ b/docs/js/cropper.js
@@ -1,11 +1,11 @@
 /*!
- * Cropper v3.1.1
+ * Cropper v3.1.2
  * https://github.com/fengyuanchen/cropper
  *
  * Copyright (c) 2014-2017 Chen Fengyuan
  * Released under the MIT license
  *
- * Date: 2017-10-11T13:34:24.201Z
+ * Date: 2017-10-18T13:23:24.651Z
  */
 
 (function (global, factory) {
@@ -172,6 +172,8 @@ var DEFAULTS = {
 
 var TEMPLATE = '<div class="cropper-container">' + '<div class="cropper-wrap-box">' + '<div class="cropper-canvas"></div>' + '</div>' + '<div class="cropper-drag-box"></div>' + '<div class="cropper-crop-box">' + '<span class="cropper-view-box"></span>' + '<span class="cropper-dashed dashed-h"></span>' + '<span class="cropper-dashed dashed-v"></span>' + '<span class="cropper-center"></span>' + '<span class="cropper-face"></span>' + '<span class="cropper-line line-e" data-action="e"></span>' + '<span class="cropper-line line-n" data-action="n"></span>' + '<span class="cropper-line line-w" data-action="w"></span>' + '<span class="cropper-line line-s" data-action="s"></span>' + '<span class="cropper-point point-e" data-action="e"></span>' + '<span class="cropper-point point-n" data-action="n"></span>' + '<span class="cropper-point point-w" data-action="w"></span>' + '<span class="cropper-point point-s" data-action="s"></span>' + '<span class="cropper-point point-ne" data-action="ne"></span>' + '<span class="cropper-point point-nw" data-action="nw"></span>' + '<span class="cropper-point point-sw" data-action="sw"></span>' + '<span class="cropper-point point-se" data-action="se"></span>' + '</div>' + '</div>';
 
+function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
 /**
  * Check if the given value is a string.
  * @param {*} value - The value to check.
@@ -240,6 +242,21 @@ var objectKeys = Object.keys || function objectKeys(obj) {
   return keys;
 };
 
+var REGEXP_DECIMALS = /\.\d*(?:0|9){12}\d*$/i;
+
+/**
+ * Normalize decimal number.
+ * Check out {@link http://0.30000000000000004.com/ }
+ * @param {number} value - The value to normalize.
+ * @param {number} [times=100000000000] - The times for normalizing.
+ * @returns {number} Returns the normalized number.
+ */
+function normalizeDecimalNumber(value) {
+  var times = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 100000000000;
+
+  return REGEXP_DECIMALS.test(value) ? Math.round(value * times) / times : value;
+}
+
 var location = global.location;
 
 var REGEXP_ORIGINS = /^(https?:)\/\/([^:/?#]+):?(\d*)/i;
@@ -526,9 +543,10 @@ function getSourceCanvas(image, _ref6, _ref7, _ref8) {
   var height = Math.min(maxSizes.height, Math.max(minSizes.height, naturalHeight));
   var canvas = document.createElement('canvas');
   var context = canvas.getContext('2d');
+  var params = [-imageNaturalWidth / 2, -imageNaturalHeight / 2, imageNaturalWidth, imageNaturalHeight];
 
-  canvas.width = width;
-  canvas.height = height;
+  canvas.width = normalizeDecimalNumber(width);
+  canvas.height = normalizeDecimalNumber(height);
   context.fillStyle = fillColor;
   context.fillRect(0, 0, width, height);
   context.save();
@@ -537,7 +555,9 @@ function getSourceCanvas(image, _ref6, _ref7, _ref8) {
   context.scale(scaleX, scaleY);
   context.imageSmoothingEnabled = !!imageSmoothingEnabled;
   context.imageSmoothingQuality = imageSmoothingQuality;
-  context.drawImage(image, Math.floor(-imageNaturalWidth / 2), Math.floor(-imageNaturalHeight / 2), Math.floor(imageNaturalWidth), Math.floor(imageNaturalHeight));
+  context.drawImage.apply(context, [image].concat(_toConsumableArray($.map(params, function (param) {
+    return Math.floor(normalizeDecimalNumber(param));
+  }))));
   context.restore();
   return canvas;
 }
@@ -1980,6 +2000,8 @@ var change = {
   }
 };
 
+function _toConsumableArray$1(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
+
 var methods = {
   // Show the crop box manually
   crop: function crop() {
@@ -2625,9 +2647,8 @@ var methods = {
     var canvas = document.createElement('canvas');
     var context = canvas.getContext('2d');
 
-    canvas.width = width;
-    canvas.height = height;
-
+    canvas.width = normalizeDecimalNumber(width);
+    canvas.height = normalizeDecimalNumber(height);
     context.fillStyle = options.fillColor || 'transparent';
     context.fillRect(0, 0, width, height);
 
@@ -2692,17 +2713,18 @@ var methods = {
 
     // All the numerical parameters should be integer for `drawImage`
     // https://github.com/fengyuanchen/cropper/issues/476
-    var params = [Math.floor(srcX), Math.floor(srcY), Math.floor(srcWidth), Math.floor(srcHeight)];
+    var params = [srcX, srcY, srcWidth, srcHeight];
 
     // Avoid "IndexSizeError"
     if (dstWidth > 0 && dstHeight > 0) {
       var scale = width / initialWidth;
 
-      params.push(Math.floor(dstX * scale), Math.floor(dstY * scale), Math.floor(dstWidth * scale), Math.floor(dstHeight * scale));
+      params.push(dstX * scale, dstY * scale, dstWidth * scale, dstHeight * scale);
     }
 
-    context.drawImage.apply(context, [source].concat(params));
-
+    context.drawImage.apply(context, [source].concat(_toConsumableArray$1($.map(params, function (param) {
+      return Math.floor(normalizeDecimalNumber(param));
+    }))));
     return canvas;
   },
 
diff --git a/package-lock.json b/package-lock.json
index 933e8aeb..674c9642 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "cropper",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -731,9 +731,9 @@
       }
     },
     "babel-preset-env": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/babel-preset-env/-/babel-preset-env-1.6.0.tgz",
-      "integrity": "sha512-OVgtQRuOZKckrILgMA5rvctvFZPv72Gua9Rt006AiPoB0DJKGN07UmaQA+qRrYgK71MVct8fFhT0EyNWYorVew==",
+      "version": "1.6.1",
+      "resolved": "https://registry.npmjs.org/babel-preset-env/-/babel-preset-env-1.6.1.tgz",
+      "integrity": "sha512-W6VIyA6Ch9ePMI7VptNn2wBM6dbG0eSz25HEiL40nQXCsXGTGZSTZu1Iap+cj3Q0S5a7T9+529l/5Bkvd+afNA==",
       "dev": true,
       "requires": {
         "babel-plugin-check-es2015-constants": "6.22.0",
@@ -1893,14 +1893,14 @@
       "dev": true
     },
     "eslint": {
-      "version": "4.8.0",
-      "resolved": "https://registry.npmjs.org/eslint/-/eslint-4.8.0.tgz",
-      "integrity": "sha1-Ip7w41Tg5h2DfHqA/fuoJeGZgV4=",
+      "version": "4.9.0",
+      "resolved": "https://registry.npmjs.org/eslint/-/eslint-4.9.0.tgz",
+      "integrity": "sha1-doedJ0BoJhsZH+Dy9Wx0wvQgjos=",
       "dev": true,
       "requires": {
         "ajv": "5.2.3",
         "babel-code-frame": "6.26.0",
-        "chalk": "2.1.0",
+        "chalk": "2.2.0",
         "concat-stream": "1.6.0",
         "cross-spawn": "5.1.0",
         "debug": "3.1.0",
@@ -1953,14 +1953,14 @@
           }
         },
         "chalk": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.1.0.tgz",
-          "integrity": "sha512-LUHGS/dge4ujbXMJrnihYMcL4AoOweGnw9Tp3kQuqy1Kx5c1qKjqvMJZ6nVJPMWJtKCTN72ZogH3oeSO9g9rXQ==",
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.2.0.tgz",
+          "integrity": "sha512-0BMM/2hG3ZaoPfR6F+h/oWpZtsh3b/s62TjSM6MGCJWEbJDN1acqCXvyhhZsDSVFklpebUoQ5O1kKC7lOzrn9g==",
           "dev": true,
           "requires": {
             "ansi-styles": "3.2.0",
             "escape-string-regexp": "1.0.5",
-            "supports-color": "4.4.0"
+            "supports-color": "4.5.0"
           }
         },
         "debug": {
@@ -2018,9 +2018,9 @@
           }
         },
         "supports-color": {
-          "version": "4.4.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-4.4.0.tgz",
-          "integrity": "sha512-rKC3+DyXWgK0ZLKwmRsrkyHVZAjNkfzeehuFWdGGcqGDTZFH73+RH6S/RDAAxl9GusSjZSUWYLmT9N5pzXFOXQ==",
+          "version": "4.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-4.5.0.tgz",
+          "integrity": "sha1-vnoN5ITexcXN34s9WRJQRJEvY1s=",
           "dev": true,
           "requires": {
             "has-flag": "2.0.0"
@@ -2029,9 +2029,9 @@
       }
     },
     "eslint-config-airbnb-base": {
-      "version": "12.0.2",
-      "resolved": "https://registry.npmjs.org/eslint-config-airbnb-base/-/eslint-config-airbnb-base-12.0.2.tgz",
-      "integrity": "sha512-rQqOvAzrMC3BBCH6Dd/1RenDi+RW4vdgnh8xcPf6sgd324ad6aX7hSZ52L1SfDGe2VsZR2yB5uPvDfXYvxHZmA==",
+      "version": "12.1.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-airbnb-base/-/eslint-config-airbnb-base-12.1.0.tgz",
+      "integrity": "sha512-/vjm0Px5ZCpmJqnjIzcFb9TKZrKWz0gnuG/7Gfkt0Db1ELJR51xkZth+t14rYdqWgX836XbuxtArbIHlVhbLBA==",
       "dev": true,
       "requires": {
         "eslint-restricted-globals": "0.1.1"
@@ -2780,7 +2780,7 @@
       "dev": true,
       "requires": {
         "ansi-escapes": "3.0.0",
-        "chalk": "2.1.0",
+        "chalk": "2.2.0",
         "cli-cursor": "2.1.0",
         "cli-width": "2.2.0",
         "external-editor": "2.0.5",
@@ -2811,14 +2811,14 @@
           }
         },
         "chalk": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.1.0.tgz",
-          "integrity": "sha512-LUHGS/dge4ujbXMJrnihYMcL4AoOweGnw9Tp3kQuqy1Kx5c1qKjqvMJZ6nVJPMWJtKCTN72ZogH3oeSO9g9rXQ==",
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.2.0.tgz",
+          "integrity": "sha512-0BMM/2hG3ZaoPfR6F+h/oWpZtsh3b/s62TjSM6MGCJWEbJDN1acqCXvyhhZsDSVFklpebUoQ5O1kKC7lOzrn9g==",
           "dev": true,
           "requires": {
             "ansi-styles": "3.2.0",
             "escape-string-regexp": "1.0.5",
-            "supports-color": "4.4.0"
+            "supports-color": "4.5.0"
           }
         },
         "has-flag": {
@@ -2837,9 +2837,9 @@
           }
         },
         "supports-color": {
-          "version": "4.4.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-4.4.0.tgz",
-          "integrity": "sha512-rKC3+DyXWgK0ZLKwmRsrkyHVZAjNkfzeehuFWdGGcqGDTZFH73+RH6S/RDAAxl9GusSjZSUWYLmT9N5pzXFOXQ==",
+          "version": "4.5.0",
+          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-4.5.0.tgz",
+          "integrity": "sha1-vnoN5ITexcXN34s9WRJQRJEvY1s=",
           "dev": true,
           "requires": {
             "has-flag": "2.0.0"
@@ -7330,9 +7330,9 @@
       }
     },
     "rollup-plugin-commonjs": {
-      "version": "8.2.1",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-commonjs/-/rollup-plugin-commonjs-8.2.1.tgz",
-      "integrity": "sha512-ZTwAetmKimCsuWost/+n4FaOpMoczBRTx+kuQaZCIKXTx/R1wNBezuX5NS0vnPKM3hBoErdpAqmNyVSCi5XKbg==",
+      "version": "8.2.3",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-commonjs/-/rollup-plugin-commonjs-8.2.3.tgz",
+      "integrity": "sha512-WFkITnsa3sNsWtBfBMnjXVUN/6tWKVOUTq/2VhQhDjytPhpZ/y+oTa2tyBdu9caC9Rp29ZtnH+qo4zYO7n8/Ww==",
       "dev": true,
       "requires": {
         "acorn": "5.1.2",
@@ -8350,13 +8350,21 @@
       "dev": true
     },
     "uglify-js": {
-      "version": "3.1.3",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.1.3.tgz",
-      "integrity": "sha512-5ZUOgufCHjN2mBBLfz63UtWTP6va2sSzBpNCM+/iqI6RnPzEhANmB0EKiKBYdQbc3v7KeomXJ2DJx0Xq9gvUvA==",
+      "version": "3.1.4",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.1.4.tgz",
+      "integrity": "sha512-DcbkPg11Lw2lAWpwCmQDX+qoR4JiII6ypsQmF6tscZtlxGPFAmSRUGuMoVT3/0EHqypVik/TpkH4ITiMJeQqQA==",
       "dev": true,
       "requires": {
         "commander": "2.11.0",
-        "source-map": "0.5.7"
+        "source-map": "0.6.1"
+      },
+      "dependencies": {
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
+        }
       }
     },
     "uniq": {
diff --git a/package.json b/package.json
index f9cc5f55..a503cedc 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "cropper",
   "description": "A simple jQuery image cropping plugin.",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "main": "dist/cropper.common.js",
   "module": "dist/cropper.esm.js",
   "browser": "dist/cropper.js",
@@ -52,11 +52,11 @@
   },
   "devDependencies": {
     "babel-core": "^6.26.0",
-    "babel-preset-env": "^1.6.0",
+    "babel-preset-env": "^1.6.1",
     "cpy-cli": "^1.0.1",
     "cssnano": "^3.10.0",
-    "eslint": "^4.8.0",
-    "eslint-config-airbnb-base": "^12.0.2",
+    "eslint": "^4.9.0",
+    "eslint-config-airbnb-base": "^12.1.0",
     "eslint-plugin-import": "^2.7.0",
     "jquery": "^3.2.1",
     "node-qunit-phantomjs": "^1.5.0",
@@ -67,11 +67,11 @@
     "postcss-url": "^7.1.2",
     "rollup": "^0.50.0",
     "rollup-plugin-babel": "^3.0.2",
-    "rollup-plugin-commonjs": "^8.2.1",
+    "rollup-plugin-commonjs": "^8.2.3",
     "rollup-plugin-node-resolve": "^3.0.0",
     "rollup-watch": "^4.3.1",
     "stylefmt": "^6.0.0",
-    "uglify-js": "^3.1.3"
+    "uglify-js": "^3.1.4"
   },
   "peerDependencies": {
     "jquery": ">= 1.9.1"