ground unit base, version changed
	modified:   .gitignore
	modified:   CMakeLists.txt
	modified:   LibreSTR/CMakeLists.txt
	new file:   LibreSTR/LibreSTRVersion.cpp.in
	new file:   LibreSTR/LibreSTRVersion.h
	renamed:    LibreSTR/VersionConfig.h.in -> LibreSTR/VersionConfig.cpp.in
	new file:   LibreSTR/units/GroundUnit.cpp
	new file:   LibreSTR/units/GroundUnit.h
	new file:   LibreSTR/units/GroundUnitIdentity.cpp
	new file:   LibreSTR/units/GroundUnitIdentity.h
	new file:   LibreSTR/units/MGroundUnit.cpp
	new file:   LibreSTR/units/MGroundUnit.h