Update warning files for new warnings

Change-Id: I3d7b3b556459252c30f565f04fa7f56b2d770841
Add support for mpirun named "srun"

Change-Id: Ib271261052f6cbee3c58c783592dbea0c6277470
Added a basic test for each of the 12 enforced rotation potentials.

Reference values generated with code version Icc6c7fceaba3fa53...,
however, the values for the forces, energies, and torques are
(at least for the double precision cases) identical to the analytical
results, which are found in the README file in the rotation subdirectory.

Change-Id: Iabc7f56ddee0de46162fb540241c42ceed130bd6
Adding missing reference.warn files for rotation

Change-Id: Ia34388fb6fdd51542d793b8e754b912da1ead2d7
Merge branch 'release-4-6'

Change-Id: I94abc26360a3a029a10d267e6aea2dab773a936d