Build: fixed two compiler warning. unsigned and signed compared.
Build: fixed two compiler warning. unsigned and signed compared.

GregoryBetz/DarkSilk-Release-Candidate,GregoryBetz/DarkSilk-Release-Candidate,GregoryBetz/DarkSilk-Release-Candidate,GregoryBetz/DarkSilk,GregoryBetz/DarkSilk,GregoryBetz/DarkSilk-Release-Candidate,GregoryBetz/DarkSilk,GregoryBetz/DarkSilk,GregoryBetz/DarkSilk,GregoryBetz/DarkSilk-Release-Candidate,GregoryBetz/DarkSilk,GregoryBetz/DarkSilk-Release-Candidate