Update modest-image to latest version that includes matplotlib 1.5.x fixes
Fix client compatibility with matplotlib 1.5.x
Merge pull request #514 from astrofrog/fix-matplotlib-1.5.x

Image viewer broken with matplotlib 1.5.x
Merge pull request #530 from astrofrog/update-wcsaxes

Updated WCSAxes to 0.3
Close plugins when image widget closes
Clear dashboard when window closes

Closes #518
test fix
More contracts
Add size, position kwargs to GlueApplication.start

Closes #469
Update window titles when layers are removed

Closes #517
test fix
typo. Closes #523
Power through WCS nonconformity

Closes #527
Add dialog box for setting vmin/vmax

Closes #521
Recover from invalid wcs
Custom subset layer actions
Prevent creation of .glu file if session save fails.

#534
Merge pull request #531 from ChrisBeaumont/0.4-sprint

Bugfixes for version 0.4.0 release
Show tickmarks in pvextractor

Closes #529
Export cube collapses to fits files.

Closes #522