Add class#getVersion() and class#setVersion().
Add class#getVersion() and class#setVersion().

telerik/NodObjC,mralexgray/NodObjC,jerson/NodObjC,TooTallNate/NodObjC,jerson/NodObjC,jerson/NodObjC,TooTallNate/NodObjC,telerik/NodObjC,mralexgray/NodObjC