Fixed build so that the rpf flags is interchangeable with the bite extension.  If the rpf flag is set then the bite extension will not be built.  If the flag is not present then the bite extension will be built.  The rpf flag is independent of the extension_only/server_only flags.
Fixed build so that the rpf flags is interchangeable with the bite extension.  If the rpf flag is set then the bite extension will not be built.  If the flag is not present then the bite extension will be built.  The rpf flag is independent of the extension_only/server_only flags.

handspring/bite-project,liefdiy/bite-project,af1rst/bite-project,fighterlyt/bite-project,simonpatrick/bite-project,handspring/bite-project,mims2707/bite-project,dbremner/bite-project,salomon1184/bite-project,salomon1184/bite-project,liefdiy/bite-project,hejuna/bite-project,fighterlyt/bite-project,hejuna/bite-project,dbremner/bite-project,vinhlh/bite-project,hejuna/bite-project,vitorio/bite-project,af1rst/bite-project,vitorio/bite-project,Eseoghene/bite-project,mims2707/bite-project,simonpatrick/bite-project,salomon1184/bite-project,moniqx4/bite-project,dbremner/bite-project,mims2707/bite-project,masamichi/bite-project,af1rst/bite-project,Eseoghene/bite-project,edwardzhou1980/bite-project,moniqx4/bite-project,vinhlh/bite-project,vinhlh/bite-project,handspring/bite-project,jspraul/bite-project,vitorio/bite-project,masamichi/bite-project,jspraul/bite-project,edwardzhou1980/bite-project,moniqx4/bite-project,masamichi/bite-project,simonpatrick/bite-project,edwardzhou1980/bite-project,Eseoghene/bite-project,jspraul/bite-project,liefdiy/bite-project,fighterlyt/bite-project