Download the jar/binary only if required

Author: dhimil

lib/local.js

@@ -62,9 +62,8 @@ var Tunnel = function Tunnel(key, port, uniqueIdentifier, callback, err) {
 
   fs.exists(localBinary, function(exists) {
     if (exists) {
-      fs.unlinkSync(localBinary);
-      // tunnelLauncher();
-      // return;
+      tunnelLauncher();
+      return;
     }
     console.log('Downloading BrowserStack Local to `%s`', localBinary);