another explosion fix
fix cursor jump on MainMenu - Game, MainMenuState

GeoscapeState: change lost craft pts. to +alien instead of -xcom
Craft: increase takeoff from 60 to 75

detonate()
Merge branch 'master' of https://github.com/SupSuper/OpenXcom into oXc_kL
Conflicts:
	src/Battlescape/TileEngine.cpp