JSON/XML PATCH support #384
Description
Is your feature request related to a problem? Please describe.
http://www.hl7.org/fhir/STU3/http.html#patch
http://www.hl7.org/fhir/R4/http.html#patch
Describe the solution you'd like
JSON, XML PATCH method is supported as described in the spec.
Additional context
relates to #302, #363
Failed tests
ConnectathonPatchTrackTest