Adds Custom Title Bar and Category Table View

What this does
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 - This make a custom table view cell for the category table. Please note, there will be images in the category table after a server change.
 - This replaces the default title bar, and integrates the Testasaurus colour scheme and UI into the custom title bar.
 - This allows enabling mouse tracking in a header view (custom title bar) for moving the window.

![Pretty UI](http://dl.dropbox.com/u/21176700/Screenshots/0v.png)