Limit the allowed arena game speed range to better match the original game.
Limit the allowed arena game speed range to better match the original game.

gdeda/openomf,pmjdebruijn/openomf,pmjdebruijn/openomf,omf2097/openomf,pmjdebruijn/openomf,omf2097/openomf,omf2097/openomf,gdeda/openomf,gdeda/openomf