Make HTML the default output format. That is, make HTML the last format to catch output events and apply it to the catch-all accept header.
Issue #1180112 by franz, Pedro Lozano, amateescu: Move drupal_*_schema_*() functions into one place.
Revert "Issue #1089040 by Remon, mlncn: Added Cache rdf_get_namespaces() using drupal_static(). Don't add caches unless there's a demonstrated performance degradation." This reverts commit 8d153441.
Issue #93854 by pillarsdotnet, Steven Jones, Dave Reid, ericduran, xjm, das-peter, et al: Fixed Allow autocompletion requests to include slashes.
Add a JSON response subscriber. This is largely the same as the HTML one, but forces the appropriate mime type for responses.
Issue #1373142 by sun, beejeebus, aspilicious, amateescu: Use the Testing profile. Speed up testbot by 50%.
Add BC shiv to keep old-style Dirty URLs working. This should be a temporary fix only, and be removed later.
