Add more alma vars. Should really not be there, but...

Fixed file name for ting pages.

Fixes #1688.

Added additional includes to make imagecache path generation work in …

…trampoline.

Implemented deferred_period.

Implemented deferred_period.

Update types in search to properly show availability.

Moved availability stuff from ting templates to preprocess.

Merge branch 'master' into ding_master

Added translation support for new category and source facets.

Fixes #1392.

Implemented cover cache lifetime. Fixes #1449.