Merge pull request #1232 from RosettaCommons/vmullig/symmgly_uninit
Fixing a beta_nov15 issue with symmetric glycine Ramachandran tables
Fixing an issue with symmetric glycine Ramachandran tables and the Shapovalov option: if the option is true (as it is for beta_nov15), then only the data for ss=3 have been loaded, in which case we should only symmetrize those tables (since everything else is uninitialized).