Deleted mediachanger dir from castor dir

common/Constants.hpp

mediachanger/CMakeLists.txt

mediachanger/Constants.hpp

mediachanger/RmcMountMsgBody.hpp

mediachanger/RmcUnmountMsgBody.hpp

tapeserver/castor/CMakeLists.txt

tapeserver/castor/legacymsg/CMakeLists.txt

tapeserver/castor/legacymsg/RmcMarshal.cpp

tapeserver/castor/legacymsg/RmcMarshal.hpp

tapeserver/castor/legacymsg/RmcMountMsgBody.cpp

tapeserver/castor/legacymsg/RmcMountMsgBody.hpp

tapeserver/castor/legacymsg/RmcProxy.cpp

tapeserver/castor/legacymsg/RmcProxy.hpp

tapeserver/castor/legacymsg/RmcProxyDummy.cpp

tapeserver/castor/legacymsg/RmcProxyDummy.hpp

tapeserver/castor/legacymsg/RmcProxyTcpIp.cpp

tapeserver/castor/legacymsg/RmcProxyTcpIp.hpp

tapeserver/castor/legacymsg/RmcUnmountMsgBody.cpp

tapeserver/castor/legacymsg/RmcUnmountMsgBody.hpp

tapeserver/castor/legacymsg/TapeLabelRqstMsgBody.hpp