Merge pull request #778 from iguananaut/issue-778

Tar file does not contain changes.rst
Merge pull request #776 from astrofrog/skip-logging-tests-ipython

Two tests failing in 0.2rc1
Merge pull request #775 from eteq/split-credits-and-license

Split credits and license
Merge pull request #780 from mdboom/setup/pkg-config-pkg-missing

Add default libraries to the list if the pkg-config lookup fails
Merge pull request #782 from eteq/fix-failing-open-file-test

Fix failing open file test
Merge branch 'v0.2.x' of github.com:astropy/astropy into v0.2.x
Merge pull request #793 from eteq/distance-setting-twice-bug

Distance setting twice bug