Fixed namespace formatting across all files.

refs: #3735

Change-Id: Ia04f0895de9906e280d6140f775bb6609db714e6
diff --git a/src/name-prefix-list.hpp b/src/name-prefix-list.hpp
index 35300fa..02445af 100644
--- a/src/name-prefix-list.hpp
+++ b/src/name-prefix-list.hpp
@@ -72,6 +72,6 @@
 
 };
 
-}//namespace nlsr
+} // namespace nlsr
 
 #endif //NLSR_NAME_PREFIX_LIST_HPP