all: Replacing deprecated NameComponents class with Name

NameComponents is kept for backwards compatibility as typedef to Name

refs #29
diff --git a/model/cs/ndn-content-store.h b/model/cs/ndn-content-store.h
index f03e4c9..1e01a6e 100644
--- a/model/cs/ndn-content-store.h
+++ b/model/cs/ndn-content-store.h
@@ -36,7 +36,7 @@
 
 class ContentObjectHeader;
 class InterestHeader;
-class NameComponents;
+class Name;
 
 class ContentStore;
 
@@ -71,7 +71,7 @@
    * \brief Get prefix of the stored entry
    * \returns prefix of the stored entry
    */
-  const NameComponents&
+  const Name&
   GetName () const;
 
   /**