Only dropped parts of labels when using sexagesimal format
Fix compatibility with latest version of astropy.wcs
Preemptively fix bug in grid plotting.
Updated copyright dates
Merge pull request #106 from astrofrog/various-bug-fixes

Various bug fixes
Merge pull request #102 from keflavich/avm_from

fix AVM initialization
Updated imports/errors for Montage and PyAVM
Now require PyAVM 0.9.0 or later, and enable embedding of AVM tags by default if PyAVM is installed.
Updated documentation on plotting RGB images
Updated CHANGES and added section about colorbar label in quick reference
Require PyAVM 0.9.1 or later
Updated version string
Preparing release 0.9.9rc1
Back to development: 0.9.9
Tidied up imports of optional dependencies so that they are only imported at runtime and don't emit warnings when ``aplpy`` is imported.
Merge pull request #108 from astrofrog/cleanup-imports

Tidied up imports of optional dependencies
Minor fixes after running pyflakes
Minor updates to beginner tutorial
Removed mention of RC1 from CHANGES
Preparing release 0.9.9