Bunch of Linux fixes.
Merge branch 'master' of github.com:zardoru/raindrop
Merge branch 'master' of github.com:zardoru/raindrop

Conflicts:
	src/NoteLoaderBMS.cpp
Merge branch 'master' of github.com:zardoru/raindrop

Conflicts:
	src/NoteLoaderBMS.cpp
	src/ScoreKeeper.h
Made it work (kinda) with Linux again (fixed the sconstruct, basically).