Make Win32 Frameskipping OSMs more translator-friendly.
Avoid possible crashes with 0 delimiters, more than 2 delimiters, or any delimiters that aren't for integers or strings.
Check frameskipStr too.
Keep it simple, stupid..heh.
Merge pull request #3306 from thedax/reviseFrameskipOSMs

Make Win32 Frameskipping OSMs more translator-friendly.