Merge pull request #51 from rowanseymour/master

HTML-463: Allow modules to add content to the Velocity context
changed RegressionTestHelper to properly call apply actions via the service
HTML-464
Allow other modules to add their own submission actions
reverted: HTML-464
Allow other modules to add their own submission actions
HTML-466:  HFE Translator is not initialized with proper default locale
heir own submission actions
Merge branch 'submission_actions_extender_spike'
HTML-467: Add class to a submit button - html form entry
HTML-468: Add html class to OBS element
HTML-467: Add class to a submit button