HHH-10823 - Consider adding hibernate-entitymanager again

hibernate-entitymanager/hibernate-entitymanager.gradle

@@ -0,0 +1,24 @@
+// keep dependencies for transitivity to consumers
+dependencies {
+	compile( project( ':hibernate-core' ) )
+	compile( libraries.dom4j )
+	compile( libraries.commons_annotations )
+	compile( libraries.jpa )
+	compile( libraries.javassist )
+	compile( libraries.jta )
+}
+
+mavenPom {
+	name = '(deprecated - use hibernate-core instead) Hibernate JPA Support'
+	description = '(deprecated - use hibernate-core instead) Hibernate O/RM implementation of the JPA specification'
+}
+
+public String osgiDescription() {
+	return mavenPom.description
+}
+
+jar {
+	// The OSGi JAR manifest support does not like a non-existent classes dir,
+	// so make sure we dont use the OSGi one :)
+	manifest = null
+}

hibernate-entitymanager/src/main/resources/README.txt

@@ -0,0 +1,3 @@
+Hibernate's JPA support has been merged into the hibernate-core module, making this hibernate-entitymanager module
+obsolete.  This module will be removed in Hibernate ORM 6.0.  It is only kept here for various consumers that expect a
+static set of artifact names across a number of Hibernate releases. See https://hibernate.atlassian.net/browse/HHH-10823

settings.gradle

@@ -9,6 +9,7 @@ if ( !JavaVersion.current().java8Compatible ) {
 }
 
 include 'hibernate-core'
+include 'hibernate-entitymanager'
 include 'hibernate-testing'
 include 'hibernate-envers'
 include 'hibernate-spatial'