Fixed namespace formatting across all files.

refs: #3735

Change-Id: Ia04f0895de9906e280d6140f775bb6609db714e6
diff --git a/src/route/routing-table.cpp b/src/route/routing-table.cpp
index 43081eb..9d45f2e 100644
--- a/src/route/routing-table.cpp
+++ b/src/route/routing-table.cpp
@@ -273,5 +273,5 @@
   }
 }
 
-}//namespace nlsr
+} // namespace nlsr