ls command implemented

Author: fareez-ahamed

config.js

@@ -19,7 +19,7 @@ module.exports = {
 	},
 
 	getProxyList : function() {
-		return this.configObj.proxies.keys();
+		return Object.keys(this.configObj.proxies);
 	},
 
 	setProxy : function(name, object) {

index.js

@@ -7,6 +7,18 @@ loadConfig();
 program
   .version('0.0.1');
 
+/**
+ * List all the proxies available
+ */
+program
+  .command('ls')
+  .description('List proxies')
+  .action(function() {
+  	for (var i = 0; i < config.getProxyList().length; i++) {
+  		console.log(config.getProxyList()[i]);
+  	}
+  });
+
 /**
  *	Add a new proxy by giving a name
  */