Revert "Restore system environment for subprocesses"

Authored by brauch on Jun 22 2016, 8:46 PM.

Description

Revert "Restore system environment for subprocesses"

This reverts commit 5f6227970309df0b958a84664cfd73a0595b2ffd.
Not needed any more since we now have the LD_PRELOAD trick.

Details