ENH: updated https and agent option

Removed logic from createProxyServer and put it into setupOutgoing.

Conflicts:
	lib/caronte.js

lib/caronte.js

@@ -28,6 +28,7 @@ proxy.createProxyServer = function createProxyServer(options) {
       " {                                                        ",
       "   target : <url string to be parsed with the url module> ",
       "   forward: <url string to be parsed with the url module> ",
+      "   agent  : <object to be passed to http(s).request(...)> ",
       "   ssl    : <object to be passed to https.createServer()> ",
       "   ws     : <true/false, if you want to proxy websockets> ",
       "   xfwd   : <true/false, adds x-forward headers>          ",
@@ -41,14 +42,6 @@ proxy.createProxyServer = function createProxyServer(options) {
     ].join("\n"));
   }
 
-  ['target', 'forward'].forEach(function(key) {
-    if(!options[key]) return;
-    options[key] = url.parse(options[key]);
-
-    options[key].maxSockets = options.maxSock;
-    options[key].agent = options.agent || false // new (options.ssl ? https.Agent : http.Agent)(options[key].maxSockets || 100);
-  });
-
   options.ee = new events.EventEmitter2({ wildcard: true, delimiter: ':' }); 
 
   return {

lib/caronte/common.js

@@ -1,4 +1,7 @@
-var common = exports;
+var common = exports
+    , http = require('http')
+    , https = require('https')
+    ;
 
 /**
  * Copies the right headers from `options` and `req` to 
@@ -32,6 +35,15 @@ common.setupOutgoing = function(outgoing, options, req, forward) {
     function(e) { outgoing[e] = req[e]; }
   );
 
+  if (options.agent){
+    outgoing.agent = options.agent;
+  }
+
+  if (!outgoing.agent){
+    var Agent = (~['https:', 'wss:'].indexOf(options[forward || 'target'].protocol) ? https.Agent : http.Agent);
+    outgoing.agent = new Agent(options.maxSock || 100);  
+  }
+
   outgoing.path = req.url;
 
   return outgoing;