Adds support for login metrics when the context is unlocked
Adds the load line to force the hasher to match the cache.
Syntax fixes for the measurement additions
Added the setup_store command

This replaces the migration command since it allows for the updating of
the whole database without using external dependencies.
Changed the way the sharenubers are cached.

Sharenumbers are now stored in a database cache
Adds support for django 1.4