Log Message:
Changes 2.0.2:
 * Blargg's NTSC composite video emulator, based on NewRisingSun's Algorithm.
 * small fixes in ANTIC/GTIA emulation
 * fixed DCM image handling (broken in 2.0.0)
 * added emulation of Atari XL/XE with 192 KB RAM
 * integrated SEGA Dreamcast port
 * Atari Inverse key mapped also to "`" (backquote) in SDL port
 * some minor improvements
 * much more DOC/TODO