Implement hook_islandora_{datatream,object}_access().
Fix datastream hooked access implementation.
Make the actual XACML editor use the hooked access callback.
Add function comment.
Check that the POLICY is readable before trying to read it.
Revert "Check that the POLICY is readable before trying to read it."

This reverts commit 965a7ff7f7352c9c05c21761fe35682ff7ecb311.

Got into an infinite recursion loop.
Add tests for hooked access hook implementation.
Move model to a sensical location in the test.

...  Was setting on the datastream, which doesn't make sense...
I'm kinda surprised that it didn't complain. Anyway.
Add function comment for coder.
Fix passing of user.
Add tests of hooked access callback hook implementation.
Remove references to strict access, and fix the merging of all permissions.
Merge pull request #45 from adam-vessey/7.x-hooked-access

Implement hooked access hooks.