Merge pull request #381 in CASA/casa6 from CAS-13317 to release/5.8.0
* commit 'a1013edb6308466c3d506c3adfa9a37ace2e1131':
Removed the duplicated calls for cube imaging
Set saving of output stats dicts off
Removed the commented tclean commands
Added updates for CAS-13457
Inlcuded CAS-13455 updates
Update for CAS-13455 no.2 CAS-13445 update
Changed minbeamfrac to 0.08 for test_standard_cube_pcwdT and test_standard_cube_briggsbwtaper
A minor bug fix
Updated pcwdT tests
More update on the fiducial metric values
Updated values for test_standard_cube_briggsbwtaper
Added to collect the beam stats for serial
Saving the current changes
Added the cube imaging tests for perchanweightdensity=T and briggsbwtaper weighting
