use LooseVersion with self.version in version checks, remove hardcoding of 'build' dir, cosmetic changes to comments

Added CGAL and packed-groups to DOLFIN ictce .eb, added debug in modules.py and commented out broken git code (this is fixed upstream)

fixed MPI_INC not being defined in all toolkits, added support for building dolfin with CGAL (and it's dependencies GMP and MPFR)

added support for building dolfin with goalf, fix bug in scotch (we don't need metis things from scotch)

  Boost, CMake, DOLFIN, FFC, FIAT, Instant, PCRE, SWIG, ScientificPython, UFC, UFL and Viper
  metis, ParMETIS, SCOTCH
  These are all building except DOLFIN itself

proper fix for distribute issue with python

add module name for distribute

fix gpl headers

Conflicts:
	easybuild/scripts/prep_for_release.py

Conflicts:

	easybuild/scripts/prep_for_release.py

cherry-picked some commits from develop to enable a clean merge

undo copyright change to facilitate merge

Conflicts:

	easybuild/scripts/prep_for_release.py