Correction so that the magnetic fields contribute to the total energy once, rather than three times. Three times was a error caused by a misplaced closing of a for-loop.
Something went wrong, you should checkout http://srs.slac.stanford.edu/hudson/job/enzo-dev/171/
This seems related to my grackle testing logic. This PR looks good to me, but please wait to accept until I fix the testing.
Should be fixed now. Hadn't tested the case where the PR repo, such as this, did not also have the needed grackle changset that signifies that we should use grackle. Hopefully enzo-bot will agree and post results in a bit.
All tests pass. Good job!