* For easier usage, the processes output it routed
correctly to the TC logger line by line now.
* Add support for asynchronous process execution
and process termination.
(cherry picked from commit 3497b4960b)
* Adds CMAKE_COMMAND and CMAKE_BINARY_DIR to revision_data.h
* Move the source and mysql exe path handling out of the DBUpdater.
* Make some Config methods const for correctness.
* Remove C & CXX flags from revision_data.h
(was unused and didn't capture all cxx vars)
* Reorder the link order to prevent `ld` from ignoring the file
* Ref #15671
(cherry picked from commit 719159e207)
