Merge pull request #14 from SupSuper/master

sync
Merge pull request #15 from SupSuper/master

sync
Merge pull request #16 from SupSuper/master

sync
Merge pull request #17 from SupSuper/master

sync
Merge pull request #18 from SupSuper/master

- Fixed save details crash when hovering empty rows.
Merge pull request #19 from SupSuper/master

sync
Merge pull request #20 from SupSuper/master

sync
Compil warnings
Update BattlescapeGame.cpp
Update SavedGameState.cpp
Merge pull request #746 from GixG/warn

Compilation warnings