Updated build task

build/args.js

@@ -1,13 +1,12 @@
 var yargs = require('yargs');
 
-var argv = yargs.argv,
-    validBumpTypes = "major|minor|patch|prerelease".split("|"),
-    bump = (argv.bump || 'patch').toLowerCase();
+//validBumpTypes = "major|minor|patch|prerelease".split("|"),
+bump = yargs.argv.version
 
-if(validBumpTypes.indexOf(bump) === -1) {
-  throw new Error('Unrecognized bump "' + bump + '".');
-}
+// if(validBumpTypes.indexOf(bump) === -1) {
+//   throw new Error('Unrecognized bump "' + bump + '".');
+// }
 
 module.exports = {
-  bump: bump
-};
+    bump: bump
+};

build/tasks/prepare-release.js

@@ -8,7 +8,7 @@ var args = require('../args');
 
 gulp.task('bump-version', function(){
   return gulp.src(['./package.json', './bower.json'])
-    .pipe(bump({type:args.bump })) //major|minor|patch|prerelease
+    .pipe(bump({version: args.bump })) //major|minor|patch|prerelease
     .pipe(gulp.dest('./'));
 });