Fixed namespace formatting across all files.

refs: #3735

Change-Id: Ia04f0895de9906e280d6140f775bb6609db714e6
diff --git a/src/route/routing-table-entry.hpp b/src/route/routing-table-entry.hpp
index 3e924a6..626caf3 100644
--- a/src/route/routing-table-entry.hpp
+++ b/src/route/routing-table-entry.hpp
@@ -62,6 +62,6 @@
   NexthopList m_nexthopList;
 };
 
-} //namespace nlsr
+} // namespace nlsr
 
 #endif //NLSR_ROUTING_TABLE_ENTRY_HPP