0.99 preview build

Stable preview build.
CPU emulation buggy, gameplay buggy at times.
You will need a copy of the original I, Robot ROMs to use this emulator. The standard ROMset for MAME works as well.
Put the ROMs in a file called irobot.zip and place in same directory as emulator.

Key commands:
left-control: fire button
1: start 1 button
2: start 2 button
5: insert left coin
6: insert right coin
7: insert aux coin

advanced commands
escape: open menu
tab: toggle test switch
F3: reset CPU
F10: toggle speed throttling
spacebar: pause / unpause game
Enter: step to next video frame