Implement account removal.

lib/roles/device/plugins/service.js

@@ -490,6 +490,21 @@ module.exports = syrup.serial()
         })
     }
 
+    plugin.removeAccount = function() {
+      return runServiceCommand(
+          apk.wire.MessageType.REMOVE_ACCOUNT
+        , new apk.wire.RemoveAccountRequest()
+        )
+        .timeout(15000)
+        .then(function(data) {
+          var response = apk.wire.RemoveAccountResponse.decode(data)
+          if (response.success) {
+            return true
+          }
+          throw new Error('Unable to remove account')
+        })
+    }
+
     function runServiceCommand(type, cmd) {
       var resolver = Promise.defer()
       var id = Math.floor(Math.random() * 0xFFFFFF)