Add lint to travis

.travis.yml

@@ -16,7 +16,11 @@ install:
 - export PATH="$HOME/.meteor:$PATH"
 before_script:
 - mkdir /tmp/build
+- nvm install 4.4
+- npm install
+- npm run lint
 script:
+- nvm use 0.12
 - meteor build /tmp/build
 before_deploy:
 - source ".travis/setartname.sh"

package.json

+{
+  "name": "Rocket.Chat",
+  "scripts": {
+    "start": "meteor run",
+    "lint": "eslint .",
+    "deploy": "npm run build && pm2 startOrRestart pm2.json"
+  },
+  "devDependencies": {
+    "eslint": "^3.1.1"
+  }
+}