Use library for https proxy agent instead of local one

The library version also runs with node v.0.10.x

Author: mohlendo

lib/HttpsProxyAgent.js

@@ -3,7 +3,7 @@ var https = require('https'),
   fs = require('fs'),
   path = require('path'),
   os = require('os'),
-  HttpsProxyAgent = require('./HttpsProxyAgent'),
+  HttpsProxyAgent = require('https-proxy-agent'),
   LocalError = require('./LocalError');
 
 function LocalBinary(){
@@ -33,8 +33,8 @@ function LocalBinary(){
     var options = url.parse(this.httpPath);
     if(conf.proxyHost && conf.proxyPort){
       options.agent = new HttpsProxyAgent({
-        proxyHost: conf.proxyHost,
-        proxyPort: conf.proxyPort
+        host: conf.proxyHost,
+        port: conf.proxyPort
       });
     }
 

lib/LocalBinary.js

@@ -17,6 +17,7 @@
   "author": "BrowserStack",
   "license": "MIT",
   "dependencies": {
+    "https-proxy-agent": "^1.0.0",
     "is-running": "^2.0.0"
   },
   "devDependencies": {