Fixed namespace formatting across all files.

refs: #3735

Change-Id: Ia04f0895de9906e280d6140f775bb6609db714e6
diff --git a/tests/test-name-prefix-list.cpp b/tests/test-name-prefix-list.cpp
index 72f0f9a..62453b8 100644
--- a/tests/test-name-prefix-list.cpp
+++ b/tests/test-name-prefix-list.cpp
@@ -48,5 +48,5 @@
 
 BOOST_AUTO_TEST_SUITE_END()
 
-} //namespace test
-} //namespace nlsr
+} // namespace test
+} // namespace nlsr