Added Ketsui Mr. Stoic hack

See issue #4
Also changed the names of the Ketsui hacked ROMs to something other than
ketsui_v100.u38 - see issue #9
Added note to Out Zone set 1

see issue #4
Added common code for sample hacks

issue #4
Sample hacks for fireshrk/vimana

See issue #4
fix issue #10