Pull request #900: CAS-14324
Merge in CASA/casa6 from CAS-14324 to master
* commit '5dc8e4458daf5060a0061e03dc814880d5bef6e0':
added coverage for mosweight=True and weighting is uniform
fix a bug where uniform was not considered as briggs weighting
Fix a problem with gridwt when restart
Full IQUV briggs weighting mtmfs psf shape bug...fixed
some changes as suggested by reviewer CAS-14324 : improvements to unit test CAS-14324 : Add unit tests for full stokes weighting
Fixed mfs+parallel+briggs issue that gives different psf size with parallel size
Kumar Golap
Automatically assigned