The source project of this merge request has been removed.
Build all the boost 1.60 dependencies, as they have changed.
Starting in 1.60 boost requires that chrono and atomic be built if you are using thread, which remus requires.
See https://github.com/Kitware/CMake/blob/v3.5.0-rc1/Modules/FindBoost.cmake#L720 for the CMake logic that does Boost dependency checking.