Created the initial add commitment UI
Fixed some errors I missed in adding commitment UI
Fixing some typos in comments
Removed parts of the add commit ui leftover form event ui
Removed the time selector for adding a commitment
Merge branch 'add_commitment' of
https://github.com/cs3733-team4/wpi-suite into add_commitment
Adds in the Add Commitment button and fixes the layout for the toolbar
so both add event and add commitment are shown
Aligned the Date label for commitment adding UI.
Merge branch 'add_commitment' of https://github.com/cs3733-team4/wpi-suite into add_commitment
Beginning add commitment on database

Added structure to start server integration with adding a commitment
Changed name "categories" to "category" in Event class and type String
to UUID. Edited grammar in comments in EventEntityManager.
Extracted some server communication for use in Commitments and in
categories.
Merge remote-tracking branch 'origin/event_categories' into add_commitment
No longer adds a new commitment tab upon opening Janeway.
Added CommitmentEntityManager for server integration
Created an initial CommitmentModel class based off of EventModel.
More work done on CommitmentModel
Added commitment integration to the server end and fixed the entity
manager for the commitments
Database Integration

Commitments are successfully added to the server and saved on the
server.
More changes for commitments.