RadiusSum include lacking file numeric

re #7829
Remove c++11 features not supported in all compilers

re #7829
RadiusSum: include boost foreach

re #7829
RadiusSumTest Remove c++11 not supported

re #7829
RadiusSumTest: change std::unique_ptr per boost::shared_ptr

Mac does not support std::unique_ptr (c++11)

re #7829