- Snippets can now be in separate subdirectories. 
- Snippets can now be in separate subdirectories. 

Sub-directory names should be in part of class name e.g.: 
  snippets\EditTrackTokenSnippet.php => EditTrackTokenSnippet
  snippets\Tracker\EditTrackTokenSnippet.php => Tracker_EditTrackTokenSnippet

GemsTracker/gemstracker-library,GemsTracker/gemstracker-library,GemsTracker/gemstracker-library,GemsTracker/gemstracker-library