Add new branch to test merging updates from DarkSide.
Add new files to tracker.
Delete class files to merge DarkSide updates.
Add .gitignore file to ignore all class files.
Fix JTree view. Now takes up all space and displays as it should when selected.
Change ButtonNodeTree click behavior. Single click, highlights and displays stats only. Double click uses selected node as the new root and redraws the tree accordingly.