Readme: Add HospitalRun link and brief description (#1112)
Readme: Add HospitalRun link and brief description (#1112)

Makes it easier for people arriving to this repository without context to understand what they're looking at.
HospitalRun/hospitalrun-frontend,HospitalRun/hospitalrun-frontend,HospitalRun/hospitalrun-frontend,HospitalRun/hospitalrun-frontend