scope preview events to just the preview content
Add breadcrumbs to the import/export page and integration tests for breadcrumbs on various pages
Use a released version of blacklight-gallery instead of pointing to github
Merge pull request #793 from sul-dlss/fix-slideshow-on-preview

scope preview events to just the preview content
Merge pull request #794 from sul-dlss/789-breadcrumbs

Add breadcrumbs to the import/export page and integration tests for brea...
Merge pull request #795 from sul-dlss/blacklight-gallery-0.1.1

Blacklight gallery 0.1.1
Invalidate page and fragment caches when the exhibit changes (i.e. when anything touches the exhibit, e.g creating and removing pages and contacts)