clarity. Now there is a 'life' module (main app), a 'game' module (game
logic) and a 'dialogs' module (guess what).
Also, speeded up drawing a lot.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5309 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
