Begin multi version work
Merge branch 'hl7org_v08' of github.com:jamesagnew/hapi-fhir into hl7org_structs

Conflicts:
	hapi-fhir-base/src/main/java/ca/uhn/fhir/context/FhirContext.java
	hapi-fhir-base/src/main/java/ca/uhn/fhir/context/ModelScanner.java
	hapi-fhir-base/src/main/java/ca/uhn/fhir/model/primitive/IdDt.java
	hapi-fhir-base/src/main/java/ca/uhn/fhir/parser/JsonParser.java
	hapi-fhir-base/src/main/java/ca/uhn/fhir/parser/ParserState.java
	hapi-fhir-base/src/main/java/ca/uhn/fhir/parser/XmlParser.java
	hapi-fhir-structures-dstu/src/main/java/ca/uhn/fhir/model/dstu/FhirDstu1.java