Added spring boot example application that can be used during test efforts

Added use of spring profiles

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

@@ -0,0 +1,17 @@
+package ca.uhn.fhir.jpa.starter;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.web.servlet.ServletComponentScan;
+
+@ServletComponentScan(basePackageClasses = {JpaRestfulServer.class})
+@SpringBootApplication
+public class Application {
+
+  public static void main(String[] args) {
+
+    System.setProperty("spring.profiles.active", "r4");
+    System.setProperty("elasticsearch.enabled", "false ");
+    SpringApplication.run(Application.class, args);
+  }
+}