ScEd: Compilation fixes.
Atlas: Screen-space to world-space conversion when editing terrain.
Wireframe option. Minor wxWidgets 2.6.1 fixes. AoE3Ed.
This was SVN commit r2698.
main.cpp: Allowed correct operation when not calling Init/Shutdown.
Game.cpp: Stopped complaint when starting game with no GUI.
This was SVN commit r2446.