Include parent collections in cache expiration
Make post-update cache expiration less particular
Tweaking works cache expiration, adding tests
Merge pull request #1525 from elzj/redis_index_keys

Updating work cache expiration
Only reindex on major changes to a work not on being read
Merge pull request #1526 from zz9pzza/issue_3914

Only reindex on major changes to a work not on being read
Fix tag and collection expiration by changing create and destroy syntax
Fix bad create call for collection items
Revert collection-adding changes
Merge pull request #1528 from elzj/redis_index_keys

Issue 3893: Fix tag and collection expiration by changing create and destroy syntax
More tweaks to collection cache expiration
Merge pull request #1529 from elzj/redis_index_keys

More tweaks to collection cache expiration