Added CrowdTask->toHit(), updated submit-final, Fixed exceptions namespace in php-mturk-api.
Merge branch 'arne' of https://github.com/khamkham/crowd-watson into arne
merged the stuff. AssignmentreviewPolicy should work.
fixed parameters of assignmentreviewpolicy.
In-merge
Merge branch 'jelle' of https://github.com/khamkham/crowd-watson into arne

Conflicts:
	app/controllers/ProcessController.php
	app/models/CrowdTask.php
bugfixing. It works!
moved some fields to platform tab, added requesterannotation
Merge with arne's branch complete
Added cf-div and got AMT-button to work properly (not active anymore)