Merge pull request #51 from spasovski/yaypublish

publish the unpublish button (bug 1035455)
fix toggling of opshelf publish/unpublish stuff (bug 1035455)
remove bg color from listing coll (bug 1049778)
tweak slug autofill (bug 1049191)
Merge pull request #52 from spasovski/prefillfix

tweak slug autofill (bug 1049191)
fix missing slugify (bug 1049858)
Do not display collection icons if a background image is included (bug 1049193)
Seed the random color class used by editorial brands (bug 1049034).
Merge pull request #53 from chuckharmston/1049034

Seed the random color class used by editorial brands (bug 1049034).
Merge pull request #54 from chuckharmston/1049193

Do not display collection icons if a background image is included (bug 1049193)
Refresh preview when language changes.
Include feed item type in the data-page-type attribute of edit forms.
Focus on app group field when it's created.
Merge pull request #55 from chuckharmston/focus_app_group

Focus on app group field when it's created.
upstream
integrate aviary widget into bg image upload flow