Implemented autosave
Fixed a bug in which whitespace was added to saved responses on page reload.
added markupsafe for requirements
Move peer assessment private methods into models.
Move errors for assessment app into a module.
Merge pull request #315 from edx/markhoeber/documentation/requirements-fix

Added markupsafe for requirements
Merge pull request #316 from edx/will/refactor-peer-api

Peer API Refactor
Remove option to disable over-grading
Merge pull request #317 from edx/will/remove-overgrading-option

Remove option to disable over-grading
Split models.py into separate Python modules
Merge pull request #318 from edx/will/assessment-package-refactor

Split models.py into separate Python modules
Separate errors.py into errors/self.py and errors/peer.py

Move self_api.py and peer_api.py into an api subpackage

Split serializers.py into serializers/base.py and serializers/peer.py
Merge pull request #319 from edx/will/assessment-package-refactor-2

Assessment app restructure (part 2)
Merge pull request #313 from edx/will/autosave

Implemented autosave
Change autosave delay to 30 seconds
Merge pull request #320 from edx/will/adjust-autosave-timing

Change autosave delay to 30 seconds
Move test data files into test/data directories for consistency
Merge pull request #321 from edx/will/move-test-data

Move test data files into test/data directories for consistency
Sketching out the XML format in an example
Define public API for training assessment
Checkpoint
Checkpoint -- defining tests