Merge pull request #36 from nhcathcart/set-up-testing

set up jest and wrote basic tests for the event reducer.

Merge pull request #35 from nhcathcart/delete-button

delete event is functional

Merge pull request #34 from nhcathcart/custom-event-component

fixed some form css

working on modal content for popup

other peoples events now show their names instead of the event. started popup layout.

double click on event shows modal, need to make the appropriate modal content

Merge pull request #33 from nhcathcart/mobile-nav

navbar navigation working

Merge pull request #32 from nhcathcart/modal-close-update

modals now clear the state they update when they are submitted or closed. Also added a close button.

Merge pull request #31 from nhcathcart/form-validation

friend group form validation finished