Add tslint validation to travis.

Author: brendandburns

.travis.yml

@@ -7,5 +7,8 @@ before_install:
   - 'cd node-client'
 install:
   - 'npm install typescript'
+  - 'npm install tslint'
   - 'npm install'
+script:
   - 'npm test'
+  - 'npm run lint'

node-client/src/attach.ts

@@ -3,8 +3,6 @@ import stream = require('stream');
 
 import { KubeConfig } from './config';
 import { WebSocketHandler } from './web-socket-handler';
-import { connection } from 'websocket';
-import { resolve } from 'url';
 
 export class Attach {
     public 'handler': WebSocketHandler;

node-client/src/web-socket-handler.ts

@@ -99,7 +99,7 @@ export class WebSocketHandler {
             client.on('connectFailed', (err) => {
                 reject(err);
             });
-            client.connect(uri, protocols); 
+            client.connect(uri, protocols);
         });
     }
 }