DATAREST-1341 - Upgrade to Spring HATEOAS 1.0.

spring-data-rest-core/pom.xml

@@ -16,7 +16,7 @@
 	</parent>
 
 	<properties>
-		<springplugin>1.2.0.RELEASE</springplugin>
+		<springplugin>2.0.0.BUILD-SNAPSHOT</springplugin>
 		<evoinflector>1.2.2</evoinflector>
 		<java-module-name>spring.data.rest.core</java-module-name>
 		<project.root>${basedir}/..</project.root>

spring-data-rest-core/src/main/java/org/springframework/data/rest/core/util/Java8PluginRegistry.java

@@ -46,7 +46,7 @@ public class Java8PluginRegistry<T extends Plugin<S>, S> {
 	}
 
 	public Optional<T> getPluginFor(S delimiter) {
-		return Optional.ofNullable(registry.getPluginFor(delimiter));
+		return registry.getPluginFor(delimiter);
 	}
 
 	public T getPluginOrDefaultFor(S delimiter, T fallback) {