small changes to unit tests -- test normalisation on stat plus. Reduce precision requirements when comparing equivalent rotations with two different functions -- this only worked with intel compilers if fp-model:precise was used
small changes to unit tests -- test normalisation on stat plus. Reduce precision requirements when comparing equivalent rotations with two different functions -- this only worked with intel compilers if fp-model:precise was used

aniabrown/QUEST,aniabrown/QUEST,aniabrown/QUEST