Merge pull request #236 in CASA/casa6 from CAS-12879 to master
* commit 'ee10c312410af9598d2a994a6328093c7f78372f': (22 commits)
Fixed code formatting
Point casacore module back to official casacore repo
Update casacore commit to a rebased version of msiter_compfunc branch
Fix code formatting.
Add unit test for degenerated case: no sorting function at all
Add new unit tests that resets the starting of interval for time binning.
Move the subchunk setup to the origin() method
Add unit test that checks whether sorting in the inner loop by time also works even if MS is not sorted increasingly in time.
Add unit test that checks sorting is equivalent in the inner and outer loops
Fix compilation error
Add unit test cases that allow iterations by groups of DDId/SPWs
Better support in the SortColumns class for the full sorting specification
Add initialization from generic sorting definitions.
Support in the VI2 factory for full sorting specification
Reset subchunk MSIter when calling ::origin()
Updating casacore reference
Attach the columns also during the chunk setup.
Update casacore reference to last commit from msiter_compfunc branch
Full support for user-defined sorting in subchunks
Support sorting with generic functions
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