code clean

package.json

 {
   "name": "wechaty",
-  "version": "0.5.9",
+  "version": "0.5.10",
   "description": "Wechat for Bot (Personal Account)",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",

src/contact.ts

@@ -214,7 +214,7 @@ export class Contact implements Sayable {
   public remark(newRemark: string): Promise<boolean>
 
   public remark(newRemark?: string): Promise<boolean> | string {
-    log.verbose('Contact', 'remark(%s)', newRemark || '')
+    log.silly('Contact', 'remark(%s)', newRemark || '')
 
     if (newRemark === undefined) {
       return this.obj && this.obj.remark || ''

src/message-media.ts

@@ -6,15 +6,17 @@
  * https://github.com/zixia/wechaty
  *
  */
-import { Config, log }  from './config'
-import { Message }      from './message'
-import { UtilLib }      from './util-lib'
-
-import { PuppetWeb }    from './puppet-web/puppet-web'
-import { Bridge as PuppetWebBridge }       from './puppet-web/bridge'
+import {
+    Config
+  , log
+}                     from './config'
+import { Message }    from './message'
+import { UtilLib }    from './util-lib'
+import { PuppetWeb }  from './puppet-web/puppet-web'
+import { Bridge }     from './puppet-web/bridge'
 
 export class MediaMessage extends Message {
-  private bridge: PuppetWebBridge
+  private bridge: Bridge
 
   constructor(rawObj) {
     super(rawObj)