added test application metadata with Article and Reporter models and simple REST API based on tastypie
filters to the reporter model added
added Authorization to REST module. tested with dummy models
adjusted custom SQL to work with PostgreSQL
added models and api for metadata
added test assets for metadata, not tested
simple list test done
changed metadata model to support permissions
tests for metadata (create, update, list) written
test delete cascade for sections
generic tests for metadata passed
moved generic API tests to the REST module
added permissions resource prototype
moved general resource parts to the REST module
basic viewer for objects
basic browsing is done
a few fixes to request context
several adjustments to the security model
login user after signup
a couple of small base template adjustments