Removed hard coded path of python app on mac platform
Temporarily removing venv from path, to get system lib folder
Merge remote-tracking branch 'bwgpro/fix_mac_system_path' into develop
Don't defer action to thread here.

We already are running the methods in a thread from the backend.
Move reactor import to the top.
Remove unused defers.

Also, we no longer return defers for those actions.
Better logging output for missing files and error.
Work in progress...