Migrate a few files missing from github

IHA-4
BackendMgr times out employee_review

EV-117

* Added a method to EvalSUtil to calculate when an item is overdue
* Refactored the Appraisal.getNewStatus() to simplify expiring review due
Replace feedback w/ comments for professional faculty

EV-120

The rebuttal piece for professional faculty evaluations should use
"comments" instead of "feedback".
Fix labels for prof. faculty employee review

EV-119
Add a configuration item to enable/disable evals prof faculty

EV-123

In order to speed up deployment, add a configuration property to
control the enable/disable of professional faculty evals functionality.
Ignore professional faculty enable setting in backend

EV-123

The backendmgr doesn't have to check the enabled setting for
professional faculty since it only creates evaluations based on
already existing ones. This code change just makes the backend a
little more verbose.
Remove duplicate code from migration

IHA-4

* An old method was being called that no longer existed
* A method was copied twice during a git-am operation
AJAX call creates a new assessment before adding.

EV-63

AJAX call creates a new assessment then returns the
id of the assessment. The id is then used to create the
proper html elements for the view.
js cahnges to create a new assessment before adding

EV-63