Use major.minor format in the version string of the sphinx configuration file
Added automodsumm_writereprocessed sphinx configuration option
Added missing newline between lines in automodsumm debug output
Update changelog

[ci skip]
Printing units too, when printing the table.
Fixes issue raising some VO warnings when DeprecationWarnings are
converted to exceptions on Python 2.6
raised exception in case scale mismatches
Make astropy.modeling compatible with Python 2 and 3 using six
Fixed pragma typo in _open_shelve
Don't do the _tempfilestodel check if it is None

Closes #2036
time-no-scale-init
Merge pull request #2043 from eteq/fix-2036

Fix for #2036
Merge pull request #2027 from mdboom/vo/exception-deprecation

Fix deprecation on Python 2.6 when raising some warnings in `io.votable`
Merge pull request #2042 from pllim/fix-shelve-pragma

Fixed pragma typo in _open_shelve
Printing tables shows units, by default, if present.
Added __future__ imports
Use the range function from six
Disabled 2to3 and use six for astropy.vo instead.
Fix metaclass use
Applied review comments.