Merge branch 'feature-67-update_calendar_type' into feature-79-CalendarValidation
Add warning if Due Date preceeds Start Date
Merge branch 'develop' into feature-79-CalendarValidation

Conflicts:
	TaskManager/src/main/java/edu/wpi/cs/wpisuitetng/modules/taskmanager/view/tasks/AbstractInformationPanel.java
Add activity when creating or updating task
Change log message
Activity message include user
Add comment and comment list.
Merge branch 'develop' into feature-86-activity_log

Conflicts:
	TaskManager/src/main/java/edu/wpi/cs/wpisuitetng/modules/taskmanager/models/Task.java
	TaskManager/src/main/java/edu/wpi/cs/wpisuitetng/modules/taskmanager/view/tasks/ViewTaskPanel.java
add comments to the Task.
Create test
Add comparator to Comment class. Test Comment class.
Merge branch 'feature-85-comment_backend' of https://github.com/R2-Team2/wpi-suite into feature-85-comment_backend
Create IDNum model and TS, WF, IDN entityman
@Authors: mcf747, pluxsuwong
Add controllers for TaskStatus and Workflow
Add test for CommentList.
Add TS and WF directories in manager layer
Edit http request to match new manager layer
Add tests for both text and date validation
Fix merge conflicts with feature-86-activity_log.
Reduce audit errors to lowest severity.