ALL: synced with scummvm
ALL: update formatting credits
ALL: correct engine name
TWIN: Add initial plugin
TWIN: Add HQR reading code
TWIN: Add beginings of scene code
TWIN: Mark LBA as ADGF_UNSTABLE, and set GUIO0 for both entries.
TWIN: Avoid using size as variable-name in LZSS-code

It is already the name of a member-function.
TWIN: Fix a = vs == mistake in the LZSS-code
TWIN: Set first element of HQR-table to headerSize.
TWIN: Include stream.h in hqr.h for convenience.
TWIN: Copy over simple OpenGL code from the Grim-engine.
TWIN: Initialize OpenGL.
TWIN: Add an Image class for loading the Adeline-logo
TWIN: Display the Adeline-logo
TWIN: Video Player stubs for LBA1 and LBA2 (commit test)
DEVTOOLS: Add Twin to the list of engines needing language extensions
TWIN: update module.mk including video_player files
TWIN: commit test
TWIN: Allow the engine to distinguish between LBA and LBA2, and draw the intro logo for LBA2