Update to visit plugin
Merged changes from St Andrews
Added back C++ compiler option required by OSX.
Added example idlrc file.
Added updated VisIt legend patches.
Updates to FORTRAN submodule
Fixed setting up local grid dimensions in parallel.

This fixes FGE bug-tracker issue 57.
Autodetect for the clang compiler rather than OS
Merge remote branch 'origin/master' into mbda
Ensure that all strings are at least 1 char in pack.sh

Fortran does not allow CHARACTER strings to have a length less
than one. This was already fixed in "pack.py" but not in "pack.sh".

This fixes FGE bug-tracker issue 158
Updates to FORTRAN submodule
Fixed GIT_DIR variable and a Python exception.
Merge branch 'master' into foo
Changed idlrc to remove EPOCH references.
Merge remote branch 'origin/master' into mbda