Plotly export
Delete unused data files
Cleanup
Deal with new astropy IO identifier
Fix README link
Fix travis build trigger test
Better plotly legends
Bugfix: make sure all exporters can be triggered
Merge pull request #203 from glue-viz/staging

Cleanup
Updated docs
Merge pull request #204 from glue-viz/plotly_legend

Plotly legend
Cleanup
Deal with new astropy IO identifier
Fix README link
Fix travis build trigger test
Update for matplotlib API change
Slightly more robust handling of dependent_axes
Merge pull request #207 from glue-viz/staging

Cleanup
Support for ND images
CASA Image loader