Start of WPF TileTool conversion
Got WPF rendering working for application.
More WPF fixup / cleanup.
Little more app startup cleanup.
Application logic move

Moved the application logic out of the UI specific code so that the main
application code is now 100% free from any UI package.
Fixed camera alt handling

Don't handle alt key down up (we don't get them) and check for alt on
mouse down.
Worklog
Remove dead project.
Removed anti-aliasing option from renderer.
Deleting more dead code.
Snap grid to physical pixels.
Start main window shortcut keys.
Clip canvas to bounds.
Hooked up exit menu.
Expose app classes to UI

Work to expose app classes to the UI in a read-only manner.
Cut / Copy / Paste menu + shortcuts.
Group keyboard shortcuts / menus.
Create actions to determine if group operations are valid
Remove aggressive exceptions.
Get rid of screenshots