Add logging and correct bug when adding comments
new database inserts, ServiceAPI meow turns down empty updates/creates, renamed json output fields
Display service comments and invalidate space only comments
More validations and testing
Email sent when creating new user.
Merge branch 'feature/emails' into chore/bugfixes
FileWriter changes
Spinner for uploading mammograms
WIP: Popovers for annotations
Annotations on Mammograms.
Show MammogramCtrl
Correct some mailing config for tests and add spinner when updating studies
Patient can see mammograms and comments displayed correctly
Display errors when creating/updating studies
Create annotations
Create token, admin navbar, admin UI

Conflicts:

	app/controllers/Admins.java
	app/models/Annotation.java
	scripts/seed.sql
Correct failing test for #getMammogram
Comment out this line for green tests