MetaIO: Removed the deprecated _CM24 CMake variables
MetaIO: Removed the deprecated _CM24 CMake variables

These were introduced for CMake 2.4 installation paths, and were
deprecated in favor of VTK_INSTALL_*_DIR variables.

Author: Marcus D. Hanwell <marcus.hanwell@kitware.com>

SVN-Revision: 3614
tjcorona/MetaIO,tjcorona/MetaIO,opoplawski/MetaIO,opoplawski/MetaIO