Removed use of jquery in definition parsing code, speeding it up by over 40%
Started moving game logic into web worker thread
Added "JS for <SCRIPT>" library to allow game definition to be parsed in worker thread
Attempted to start loading board definition in worker thread. Cannot access SVG internal pathSegList object using the 3rd-party DOM.

Will need to move the "exact positioning" part of the code into the UI thread.
Now parsing more board stuff in web worker
Removing additional jQuery use throughout game parsing code