Added new extension point interface for plug-in Query script providers - QueryScriptHandler.
Query menu for plug-ins is now organized into categories
Removed Recent Projects from File menu
Improved menu creation for various windows
Updates to window menus

New:
 File -> Open Project menu item
 Workspce -> Select workspace folder
Redo/undo menu items now show presentation name
Starting derby IPA database at startup
Components now keep their preferred height and are centered in the tier row
Changed group field border to paint lines instead of text
Improvements to undo support

Group fields now have their own undo-manager when focused.  Tier edits are not produced until enter is pressed or focus is changed.
Fixed automatic transcription for blind transcribers
null pointer check
Fix edit menu for accessory windows
Set STROKE_CONTROL to pure for waveform painting
Fix group creation for tier edits
Allow newlines in group fields for flat tiers
Change how group field borders are painted
Reverse order of items in segment tier components (play button now at end)
minor changes
Improved session information media field
Session information view now uses tier data layout