Fixed namespace formatting across all files.

refs: #3735

Change-Id: Ia04f0895de9906e280d6140f775bb6609db714e6
diff --git a/src/route/routing-table-calculator.hpp b/src/route/routing-table-calculator.hpp
index 9dbce30..4ee683e 100644
--- a/src/route/routing-table-calculator.hpp
+++ b/src/route/routing-table-calculator.hpp
@@ -186,6 +186,6 @@
   static const int32_t ROUTER_NOT_FOUND;
 };
 
-}//namespace nlsr
+} // namespace nlsr
 
 #endif //NLSR_ROUTING_TABLE_CALCULATOR_HPP