fixes mkdirSync

Author: tr4n2uil

lib/LocalBinary.js

@@ -22,7 +22,7 @@ function LocalBinary(){
 
   this.download = function(destParentDir, callback){
     if(!this.checkPath(destParentDir))
-      fs.mkdirSync(path);
+      fs.mkdirSync(destParentDir);
 
     var binaryPath = path.join(destParentDir, 'BrowserStackLocal');
     var file = fs.createWriteStream(binaryPath);