Support key/rm and key/rename

src/key/index.js

@@ -7,6 +7,8 @@ module.exports = (arg) => {
 
   return {
     gen: require('./gen')(send),
-    list: require('./list')(send)
+    list: require('./list')(send),
+    rename: require('./rename')(send),
+    rm: require('./rm')(send)
   }
 }

src/key/rename.js

@@ -0,0 +1,12 @@
+'use strict'
+
+const promisify = require('promisify-es6')
+
+module.exports = (send) => {
+  return promisify((oldName, newName, callback) => {
+    send({
+      path: 'key/rename',
+      args: [oldName, newName]
+    }, callback)
+  })
+}

src/key/rm.js

@@ -0,0 +1,12 @@
+'use strict'
+
+const promisify = require('promisify-es6')
+
+module.exports = (send) => {
+  return promisify((args, callback) => {
+    send({
+      path: 'key/rm',
+      args: args
+    }, callback)
+  })
+}

test/interface/key.spec.js

@@ -0,0 +1,20 @@
+/* eslint-env mocha */
+
+'use strict'
+
+const test = require('interface-ipfs-core')
+const Factory = require('../ipfs-factory/client')
+
+let factory
+
+const common = {
+  setup: function (callback) {
+    factory = new Factory()
+    callback(null, factory)
+  },
+  teardown: function (callback) {
+    factory.dismantle(callback)
+  }
+}
+
+test.key(common)