Fixed references to underlying service

The references to the underlying service didn't match the signature of the wrapping methods. This yielded unwanted results (no surprise).

Author: JeremyCaney

Ignia.Topics/Mapping/CachedTopicMappingService.cs

@@ -86,7 +86,7 @@ public object Map(Topic topic, Relationships relationships = Relationships.All)
       /*----------------------------------------------------------------------------------------------------------------------
       | Return cached result
       \---------------------------------------------------------------------------------------------------------------------*/
-      return CacheViewModel(topic.ContentType, _topicMappingService.Map(topic), cacheKey);
+      return CacheViewModel(topic.ContentType, _topicMappingService.Map(topic, relationships), cacheKey);
 
     }
 
@@ -121,7 +121,7 @@ public object Map(Topic topic, Relationships relationships = Relationships.All)
       /*----------------------------------------------------------------------------------------------------------------------
       | Return cached result
       \---------------------------------------------------------------------------------------------------------------------*/
-      return (T)CacheViewModel(topic.ContentType, _topicMappingService.Map(topic), cacheKey);
+      return CacheViewModel(topic.ContentType, _topicMappingService.Map<T>(topic, relationships), cacheKey) as T;
 
     }
 
@@ -150,7 +150,7 @@ public object Map(Topic topic, object target, Relationships relationships = Rela
       /*----------------------------------------------------------------------------------------------------------------------
       | Return cached result
       \---------------------------------------------------------------------------------------------------------------------*/
-      return CacheViewModel(topic.ContentType, _topicMappingService.Map(topic), cacheKey);
+      return CacheViewModel(topic.ContentType, _topicMappingService.Map(topic, relationships), cacheKey);
 
     }