Mistral/Releases/0.0.4

Release 0.0.4

 * Screencast - http://www.youtube.com/watch?v=x-zqz1CRVkI
 * Tarballs - https://launchpad.net/mistral/juno/0.0.4

Release notes

 * Speeded up tests using Testr
 * Modified launch script to start any combination of Mistral components (engine, api, executor)
 * OpenStack related data is always accessible in actions (currently auth_token, project_id) without having to pass it from tasks
 * Modified standard http action to support all http protocol parameters (e.g. timeout)
 * Implemented pluggable task actions
 * Cleaned up configuration settings
 * Refactored engine to use plugins
 * Improved integration tests
 * A series of improvements in Dashboard
 * 15 bugs fixed (http error codes, pypi upload for client, bugs with data flow context)

Workflow examples
A list of examples could be found in mistral-extra-0.0.4 tarball or here's a list of direct links to trunk versions:
 * "Create VM" - https://github.com/stackforge/mistral-extra/tree/master/examples/create_vm
 * "Webhooks scheduling" - https://github.com/stackforge/mistral-extra/tree/master/examples/webhooks
 * "Running a job on VM" - https://github.com/stackforge/mistral-extra/tree/master/examples/vm_job