Fixed regex reported Issue #12 Wrong processing (), [] in log string

The regex wasn't escaping the parenthesis and it was only looking for a
left not the right.  Confirmed working in

Chrome  26.0.1410.65
Project broken for Firefox 20 and Webkit nightly 149402 (I tried the current source and I couldn't get it to work before the changes either so at least this is fixing one of the issues right?)