add mesh material if it does not exist
add material control
update material for use with just mesh
can show hid parts, export, and test mesh
update materials and coloring
code clean up
Merge pull request #27 from judajake/interact_with_moab_files

Interact with moab files
update vtk version
Merge pull request #29 from judajake/update_vtk

update vtk version
Merge branch 'master' into update_remus

Conflicts:
	superbuild/versions.cmake