#558 - Fix attempted double registration of message converters.

Original pull request: #568

Author: gregturn

src/main/java/org/springframework/hateoas/config/HypermediaSupportBeanDefinitionRegistrar.java

@@ -251,12 +251,6 @@ public Object postProcessBeforeInitialization(Object bean, String beanName) thro
 				adapter.setMessageConverters(potentiallyRegisterModule(adapter.getMessageConverters()));
 			}
 
-			if (bean instanceof RequestMappingHandlerAdapter) {
-
-				RequestMappingHandlerAdapter adapter = (RequestMappingHandlerAdapter) bean;
-				adapter.setMessageConverters(potentiallyRegisterModule(adapter.getMessageConverters()));
-			}
-
 			if (bean instanceof RestTemplate) {
 
 				RestTemplate template = (RestTemplate) bean;