Add files, and made modifications for MatlabMex to wotk in vtk 6

reverting include of assert.h to cassert

modified module to be stand alone, toggled using an advanced options VTK_USE_MATLAB_MEX

modified as Mr. Hanwell directed.  Removed groups completely.  Thanks for the help.

Change-Id: I1dd28354aa70cabbf34c978517ea0f6b4ed6aed7
disable oggtheora on cray too

already disabled on bluegenes, disable it on crays too like so

Change-Id: Id20d4475ba5c72cfb2236404884eab56b0c11f6c
Merge topic 'hpc-cross-compilation-fixes' into master

c5bace84 disable oggtheora on cray too
Added latest Autobahn JS (0.9.4) to support pvweb authentication.

Change-Id: I54a1c5e75d9d5c03f8eea45aeb5b218f7fb297ed
Merge topic 'autobahn-update-http-endpoints' into master

b5766936 Added latest Autobahn JS (0.9.4) to support pvweb authentication.
Merge topic 'fix-matlabmex' into master

eec6db36 Add files, and made modifications for MatlabMex to wotk in vtk 6