Fixed segfault in CParser __reduce__ method
Disabled multiprocessing for Windows tests
Warn when parallel feature is enabled on Windows
Changed windows exception to an error and made tests xfail
Fixed minor problems with parallel keyword
Change __repr__ of coordinates to seperate data and frame attributes
Add coordinate __repr__ change to CHANGES.rst
Update coordinate frame doc with different coordinate  repr
Note coordinate repr changes in two places in CHANGES.rst

[ci skip]
Merge pull request #2882 from sargas/issue2704

Seperate frame and data parameters in SkyCoord.__repr__
Support file output from FITS diff given path name
Fix the reporting of errors in files where TEST_UNICODE_LITERALS is
enabled.
Merge pull request #2987 from mdboom/test/fix-unicode-literals-error-reporting

Tests with TEST_UNICODE_LITERALS don't report errors correctly
Address embray comments, fix UnboundLocalError
Update test_diff.py

Remove extraneous whitespace
Explicitly specify axis for take in order to support multidimensional arrays
Added regression test
Added changelog entry
Added a new function to convert SkyCoord to pixel coordinates
Added missing imports