Dropdown menus for hours/minutes in New Event UI.
Changed and fixed the drop down menus for hours/minutes for event
creation UI
Merge branch 'dev' into event_ui
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
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
Merge remote-tracking branch 'origin/add_commitment' into event_categories