AVALANCHE: Repair credits.pl
WINTERMUTE: Stop any playing FMV when loading a savegame.
FULLPIPE: Implement FullpipeEngine::openMap() and stub ModalMap class
FULLPIPE: More code to ModalMap
FULLPIPE: Implement ModalMap::handleMessage()
FULLPIPE: Implement ModalMap::init()
FULLPIPE: Implement ModalMap::initMap()
FULLPIPE: Implement ModalMap::getScenePicture()
AVALANCHE: Repair rest of the credits.
Merge branch 'master' of https://github.com/scummvm/scummvm
MORTEVIELLE: Split resetVariables in two, reuse it in engine constructor
AVALANCHE: Implement setBackgroundColor().
AVALANCHE: Implement, rename, move zonk() and connected functions.

Implementations: zonk(), zl().
Renames: zonk() -> thunder(), zl() -> drawLightning().
Moved: the 2 above from Pingo to Animation.
Addition: GraphicManager::drawLine().