Document first deliverable to the TWG of the work completed

Update to the existing readme giving both a non-technical and technical explanation of the work completed
Document specific FHIR resources needed to support the Loss to Followup workflow
Updated and detailed steps on how to configure Instant OpenHIE for the workflow
Docker Compose files and other configuration specifications for the participating CHIS's which will enable interested parties to reproduce the results of the TWG

medic / cht-interoperability