Upgrade to Spring HATEOAS 0.12.0.RELEASE

Closes #801

spring-boot-dependencies/pom.xml

@@ -101,7 +101,7 @@
 		<spring-data-redis.version>1.3.0.RC1</spring-data-redis.version>
 		<spring-data-rest-webmvc.version>2.1.0.RC1</spring-data-rest-webmvc.version>
 		<spring-data-solr.version>1.2.0.RC1</spring-data-solr.version>
-		<spring-hateoas.version>0.11.0.RELEASE</spring-hateoas.version>
+		<spring-hateoas.version>0.12.0.RELEASE</spring-hateoas.version>
 		<spring-integration.version>4.0.0.RELEASE</spring-integration.version>
 		<spring-mobile.version>1.1.1.RELEASE</spring-mobile.version>
 		<spring-security.version>3.2.3.RELEASE</spring-security.version>