[minor] Code style adjustment.

Author: 3rd-Eden

Diff for: lib/http-proxy.js

@@ -4,9 +4,9 @@ var http      = require('http'),
     httpProxy = require('./http-proxy/');
 
 /**
- * Export the the proxy "Server" as the main export
+ * Export the proxy "Server" as the main export.
  */
-module.exports  = httpProxy.Server;
+module.exports = httpProxy.Server;
 
 /**
  * Creates the proxy server.