WINTERMUTE: #define to const for TransformStruct defaults
WINTERMUTE: Express 180.0f as float in TransformTools
WINTERMUTE: Doxygen comments in TransformStruct
WINTERMUTE: Formatting
Merge branch 'wintermute_rotozoom_3' of https://github.com/tobiatesan/scummvm into wintermute_rotozoom_3

Conflicts:
	engines/wintermute/base/gfx/osystem/base_surface_osystem.h
	engines/wintermute/graphics/transform_struct.h
WINTERMUTE: Formatting
WINTERMUTE: Explicit cast in transparent_surface.cpp