rhbz1021357 - Insert the authenticated person into the Security Rules' context for asynchronous processes.
Pass the whole security context to be inherited by the async process.

Instead of just the user to be loaded again and reinjected.
rhbz1021357 - Revert to using the username to load an authenticated account for  async tasks.
Merge pull request #240 from zanata/rhbz1021357

rhbz1021357 - Insert the authenticated person into the Security Rules' context for asynchronous processes.