* Add logic to subscribe button that shows login modal if user is not logged in
Pass in userstatus to CommentSubscription
Remove logic that loads comment subscription button for logged-in users only
* Modify test to account for new userStatus input in CommentSubscription
* Change UserStatus to isLoggedIn
Add propType to isLoggedIn
Remove preventDefault from click event
* Fix indentation and input on commentSubscription test
Create new isLoggedIn variable that returns boolean
Replace all instances of userStatus to isLoggedIn
Create test for showLoginModal when subscribing