Adds the is_process_running function to the native OS class and exposes it to script.
This is implemented on Windows and Unix platforms. A stub is provided for other platforms that do not support this function.
Documentation is updated to reflect new API function. - mdavisprog
53fb0440d3
I did change it a bit.
The multithreaded importer often causes system-wide hangs when importing more than 20 files at a time.
Running the editor at normal priority allows other applications on the system to be responsive during long imports.
(cherry picked from commit ee02a7f785b672304346028bc500949050432fa5)
