Complete Add Comm Functionality

[fconlon]

• [x] Criteria 1

Criteria 1

Given:

• The Add Comm Window is open
• The user has entered valid data into all fields

When:

• The user clicks save

Then:

• The new Comm will be added to the project
• The project will be saved to the IR .yaml file

[fconlon]

comm is not saving properly when it is being added

[fconlon]

endpoints vector is not being properly populated on save