49.beta
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* Save game state and restore it from saved file (François Godin)
* Replace help docs with Game Rules dialog
* Add Keyboard Shortcuts dialog
* Rename 'Difficult' layout to 'Taipei'
* Remove Date column from Scores dialog to leave more space for player name
* Fix text entry focus when recycling rows in Scores dialog
* Make slot sorting algorithm stable
* Load tile layouts from bundled .map resource
* Eliminate Gdk.Pixbuf in favor of using Rsvg directly
* Add tests for game.vala and map.vala
* Numerous optimizations related to Scores dialog
* Numerous code cleanups
* Translation updates