bug fixes

Author: nakula

README.md

@@ -142,7 +142,7 @@ Add the following in `browserstack.json`
 ```json
 ...
 "proxy": {
-    "hostname": "localhost",
+    "host": "localhost",
     "port": 3128,
     "username": "foo",
     "password": "bar"

bin/cli.js

@@ -219,7 +219,7 @@ var statusPoller = {
 function runTests() {
   if (config.proxy) {
     tunnelingAgent = tunnel.httpOverHttp({
-      proxy: config.proxy;
+      proxy: config.proxy
     });
     var oldhttpreq = http.request;
     http.request = function (options, callback) {