Fixed small bug in player commit
Another bug fix
Initial types.
Modified one type. Time to modify the rest.
Fixed bug where server segfaults because it hadn't inited sdl.
Fixed accidental bug with level generation.
Added Size type and replaced all instances of Tuple!(float, float). Fixed all associated compiler errors.
Modified todo file to reflect added types.
Converted some readFloat operations to readPosition and similar operations.
Modified code to use writePosition and writeVelocity