[CMake] Boost is planning to switch from bjam to CMake!

[Robert Dailey]

Very exciting news... hopefully it works out! Congratulations to CMake
for this; this is huge support for CMake and shows it is becoming way
more popular (not that it wasn't already!)

https://lists.boost.org/boost-interest/2017/07/0162.php?utm_content=buffera6a82&utm_medium=social&utm_source=plus.google.com&utm_campaign=buffer