Tags inference now adds to existing tags
Don't use tag inference by default
Actually add links to the HAL representation
Add psycopg2 to travis requirements.txt
Simplifying link management
Reordered normalizations to put link-related ones next to each other
Remove failing (wrong) tests
Fix incorrectly implemented link norm test
Added MIDDLEWARE_CLASSES to test site settings to suppress warning in Dj1.7
Fix LinkAdmin to match new fields on Link
Expand test to expose a bug
Fix handling of inbound functional links
Cache resources per-view
if following a link with get_hal encounters a PermissionDenied, hide the link.
Use ResourceCache in changesets
Add a sensible ordering to resources
ResourceCacheView now expects a user on a request; fix tests to match
Capitalize 'GDAL' properly in requirements.txt
Use ResourceCache when initially performing a changeset.
Don't perform a query if there are no resources we don't already know about.