chaching for SDFRBBlock (added SDFRBBlockType)

Makefile

include/Field.h

include/File.h

include/SDFRBBlock.h

packetlib.bbprojectd/bulgarelli.bbprojectsettings

src/ConfigurationFile.cpp

src/Field.cpp

src/File.cpp

src/InputTextFile.cpp

src/SDFRBBlock.cpp

src/SDFRBlock.cpp