Pull request #825: CAS-13908
Merge in CASA/casa6 from CAS-13908 to master
* commit '6040027beb565553214f9745ac8cefeb7647af3e':
copied the fix from CAS-14152 for good form
Updated test_multifield_cube_exttab_eph to verify the bug for the explicit specification of the ephemeris table when perchanweightdensity=True is used.
Added setting of the explicit ephemeris table name in initializeFTMachine
remove a debug line
Fix in the briggs weighting when using ephemtable
more debug statements were added
Add a debug statement
add some debug statements
add debug statements
Modify unit tests for ephemeris object imaging with an external ephemeris table
Revert the change missed in last commit
Revert getPhaseCenter code changes since this can lead to scinetifically incorrect results
Commented out some of the print statements for debugging
Add unit tests for ephmeris object imaging with an external eph. table
Add external ephemeris table path to VisBufferUtils::getPhaseCenter and make the path override the existing internal ephemeris table path
Pull request #824: CAS-14362 : check that each element of datapath exists before using it in os.path.samefile to check to see if it's the same as measurespath
Merge in CASA/casa6 from CAS-14362 to master
* commit '3581bd6c52f7dbb411721f83553d9520eed02739': CAS-14362 : check that each element of datapath exists before using it in os.path.samefile to check to see if it's the same as measurespath
