Removed legacy mashalling from tapeserver/castor

cta.spec.in

tapeserver/castor/legacymsg/CMakeLists.txt

tapeserver/castor/legacymsg/CommonMarshal.cpp

tapeserver/castor/legacymsg/CommonMarshal.hpp

tapeserver/castor/legacymsg/CommonMarshalTest.cpp

tapeserver/castor/legacymsg/GenericMarshal.cpp

tapeserver/castor/legacymsg/GenericMarshal.hpp

tapeserver/castor/legacymsg/GenericMarshalTest.cpp

tapeserver/castor/legacymsg/TapeMarshal.cpp

tapeserver/castor/legacymsg/TapeMarshal.hpp

tapeserver/castor/legacymsg/TapeMarshalTest.cpp

tapeserver/castor/legacymsg/legacymsg.cpp

tests/CMakeLists.txt