update readmes
add GPLv2+ note to about dialog
Run goomba_cleanup before loading goomba save file
Don't overwrite goomba sram if loading fails
Change LZO error message
.iso files also work with goombarom.c code - no reason not to include them
Only show one error dialog for Goomba errors; add a function to convert ascii to utf-16
If only one rom is found in the file, load that one
New version of goombasav
Clean goomba sram data before attempting save/replace