Vonk.Plugins.PreferredIdPlugin

Server changes

1. Added plugin assembly name to /administration path
2. Added operation name to SupportedInteractions > TypeLevelInteractions

Tested

1. curl -X GET \ 'http://localhost:4080/administration/NamingSystem/$preferred-id?id=http%3A%2F%2Fhl7.org%2Ffhir%2Fsid%2Fus-ssn&type=oid'
2. curl -X GET \ 'http://localhost:4080/administration/NamingSystem/$preferred-id?id=http%3A%2F%2Fhl7.org%2Ffhir%2Fadministrative-gender&type=uri'
3. curl -X POST \ 'http://localhost:4080/administration/NamingSystem/$preferred-id' \ --header 'Accept: application/fhir+json; fhirVersion=4.0; charset=utf-8' \ --header 'Content-Type: application/fhir+json; fhirVersion=4.0; charset=utf-8' \ --data-raw '{ "resourceType" : "Parameters", "parameter" : [ { "name" : "id", "valueString" : "http://hl7.org/fhir/sid/us-ssn" }, { "name" : "type", "valueCode" : "oid" } ] }'