added build dirs to .gitignore
added build dirs to .gitignore

Crystal-Photonics/qRPCRuntimeParser,pioupus/qRPCRuntimeParser,Crystal-Photonics/RPC-ChannelCodec,pioupus/qRPCRuntimeParser,Crystal-Photonics/qRPCRuntimeParser,Crystal-Photonics/RPC-ChannelCodec