returning whether binary is valid or not

Author: pulkitsharma07

src/main/java/com/browserstack/local/LocalBinary.java

@@ -80,7 +80,7 @@ private boolean validateBinary() throws LocalException{
 
             boolean validBinary = Pattern.matches("BrowserStack Local version \\d+\\.\\d+", stdout);
 
-            return binaryValid;
+            return validBinary;
         }catch(IOException ex){
             throw new LocalException(ex.toString());
         }