[WCP-88] Initial integration of Spring Validation using Hibernate Validator framework
[WCP-88] Making Validation Errors revert screen to the Session edit form and display the errors via the spring form jsp taglib
[WCP-88] Renaming Spring path in jsp to sessionForm from session so that the ModelMap data and form validation doesn't need to be renamed.  Adding div tag and CSS disambiguation.
[WCP-88] Adding more realistic min and max validations to session form
Merge remote-tracking branch 'origin/uw-master' into uw-master

Conflicts:
	blackboardvc-portlet-webapp/src/main/java/org/jasig/portlet/blackboardvcportlet/mvc/sessionmngr/SessionCreateEditController.java
Fixing uniqueIdAttributeName parameter
[WCP-88] Merging Git changes in SessionCreateEditController. Fixing remaining session to sessionForm path issues in controller and jsp.