Fix typo in doctest
Raise a NotImplementedError when fitting composite models.
clarify error message
add changelog entry
use correct PR number
Fix typo in doc string

uncertaintys -> uncertainties
Add test for array coordinate length (issue #1761)
Add len() to coordinates

Closes #1761
Add tests of len() for scalar coordinate and length 1 coordinate
Add changelog entry for 1761
Correct the change log message
Fix for #1942.  Added pickling test class for coordinates as well
updated Longitude and Quantity to properly use super().
Pickle the whole Quantity __dict__
Fix compilation on Python 3.4
Whitespace
fix for warning that says "automodapi" when it should be "automodsumm"
Added "automodapi_writereprocessed" option to automodapi
added newline to end of file
Merge branch 'unit/pickling-quantities' of https://github.com/mdboom/astropy into mdboom-unit/pickling-quantities