Update dependencies to enable Greenkeeper 🌴 (#325)

* chore(package): update dependencies

https://greenkeeper.io/

* docs(readme): add Greenkeeper badge 

https://greenkeeper.io/

README.md

@@ -2,6 +2,8 @@
 
 # Wechaty 
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/Chatie/wechaty.svg)](https://greenkeeper.io/)
+
 ## Connecting ChatBots.
 
 Wechaty is a Bot Framework for Wechat **Personal** Account which can help you create a bot in 6 lines of javascript by easy to use API, with cross-platform support include [Linux](https://travis-ci.org/Chatie/wechaty), [Windows](https://ci.appveyor.com/project/wechaty/wechaty), [Darwin(OSX/Mac)](https://travis-ci.org/Chatie/wechaty) and [Docker](https://circleci.com/gh/Chatie/wechaty).

package.json

@@ -105,24 +105,24 @@
     "@types/selenium-webdriver": "3.0.0",
     "@types/socket.io": "1.4.28",
     "body-parser": "1.17.1",
-    "brolog": "0.3.10",
+    "brolog": "0.4.1",
     "chromedriver": "^2.27.1",
     "express": "5.0.0-alpha.5",
     "is-ci": "1.0.10",
     "is-docker": "1.1.0",
-    "moment": "2.17.0",
+    "moment": "2.17.1",
     "ps-tree": "^1.1.0",
     "retry-promise": "1.0.0",
     "socket.io": "1.7.3",
     "selenium-webdriver": "3.3.0",
-    "ws": "2.2.0"
+    "ws": "2.2.1"
   },
   "devDependencies": {
     "@types/body-parser": "1.16.0",
     "@types/express": "4.0.35",
     "@types/fluent-ffmpeg": "0.0.2",
     "@types/mime": "0.0.29",
-    "@types/node": "7.0.7",
+    "@types/node": "7.0.8",
     "@types/request": "0.0.41",
     "@types/sinon": "1.16.35",
     "@types/ws": "0.0.39",
@@ -132,15 +132,15 @@
     "check-node-version": "2.0.1",
     "cookie-parser": "1.4.3",
     "coveralls": "2.12.0",
-    "cross-env": "3.2.3",
-    "eslint": "3.16.1",
+    "cross-env": "3.2.4",
+    "eslint": "3.17.1",
     "eslint-plugin-ava": "4.2.0",
     "finis": "0.0.2",
     "fluent-ffmpeg": "2.1.0",
     "nyc": "10.1.2",
     "jsdoc-to-markdown": "^3.0.0",
     "qrcode-terminal": "0.11.0",
-    "request": "2.80.0",
+    "request": "2.81.0",
     "shx": "0.2.2",
     "sinon": "2.0.0-pre.6",
     "sloc": "0.2.0",