Merge pull request #133 from robworth/feature/add-new-radar-patients

Feature/add new radar patients
Merge pull request #134 from robworth/feature/add-new-radar-patients

Completed tests for unit admins mappings to patients
Merge pull request #135 from robworth/feature/add-new-radar-patients

Fix for editing a patient when the patient exists.
Merge branches 'develop' and 'feature/add-new-radar-patients' of https://github.com/robworth/patientview into feature/add-new-radar-patients
A 'fix' for a group admin not to have the ability to add new patients.