Feature/elastic on boot (#856)

* Fixing up elastic for Spring Boot

* Adding class shadowing for issue reported on https://github.com/hapifhir/hapi-fhir/pull/7242

* Formatting

* corrected condition

* fix import

* fix2

* crappy fix3

* fix actuator endpoint

* Simplified expression

* Ironed out a few legacy issues

* more rework

* major overhaul

* Disabling invalid test

* Reverting back to defaults for text searches

* Added default hibernate settings from the EnvironmentHelper

* Formatting

* Added comment on class shadow

* Added missing default

src/test/java/ca/uhn/fhir/jpa/starter/MultitenantServerR4IT.java

@@ -25,6 +25,7 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT, classes = {Application.class}, properties =
 	{
 		"spring.datasource.url=jdbc:h2:mem:dbr4-mt",
+		"spring.jpa.properties.hibernate.search.backend.directory.type=local-heap",
 		"hapi.fhir.fhir_version=r4",
 		"hapi.fhir.subscription.websocket_enabled=true",
 		"hapi.fhir.cr_enabled=false",