Fixed Saving Splits and Layouts
Fixed Saving Splits and Layouts

They can now cause Exceptions without completely destroying the old
files.

Fixes #269

Fluzzarn/LiveSplit,kugelrund/LiveSplit,zoton2/LiveSplit,Glurmo/LiveSplit,PackSciences/LiveSplit,chloe747/LiveSplit,zoton2/LiveSplit,stoye/LiveSplit,Fluzzarn/LiveSplit,ROMaster2/LiveSplit,Jiiks/LiveSplit,PackSciences/LiveSplit,Glurmo/LiveSplit,PackSciences/LiveSplit,zoton2/LiveSplit,ROMaster2/LiveSplit,ROMaster2/LiveSplit,Dalet/LiveSplit,kugelrund/LiveSplit,LiveSplit/LiveSplit,Dalet/LiveSplit,kugelrund/LiveSplit,Glurmo/LiveSplit,Jiiks/LiveSplit,Dalet/LiveSplit,stoye/LiveSplit,Fluzzarn/LiveSplit,chloe747/LiveSplit,chloe747/LiveSplit,stoye/LiveSplit,Jiiks/LiveSplit