Remove unnecessary VRAM read trampolines
Use buffered_spriteram16_device for buffered sprite RAM
Use clock related to XTALs
Reduce runtime tag lookups, Unnecessary region size
Fix namngs, spacings
Use generic gfx layouts, Fix color usage of gfxdecode related to palette amount
Restrict rowscroll with screen cliprect
Reduce unnecessary lines
Use shorter/correct type values

Add optional logging for debugging
Fix line usages, Fix initialize