Merge pull request #1320 from k-okada/revert_5fb77b

run add_subdirectory(test) only when CATKIN_ENABLE_TSETING

Author: fkanehiro

CMakeLists.txt

@@ -206,6 +206,9 @@ if (NOT QNXNTO)
   add_subdirectory(util)
 endif()
 add_subdirectory(sample)
+if(CATKIN_ENABLE_TESTING)
+  add_subdirectory(test)
+endif()
 
 #if catkin environment
 string(REGEX MATCH "catkin" need_catkin "$ENV{_}")