Revert "replace proc_open() with exec() in proc_run() so it works on threaded apache"
Revert "replace proc_open() with exec() in proc_run() so it works on threaded apache"

This reverts commit e834249ad7decc8a188c45e6f1c30cd88476716b.

habeascodice/redmatrix,habeascodice/redmatrix,habeascodice/redmatrix,habeascodice/redmatrix,habeascodice/redmatrix,habeascodice/redmatrix,habeascodice/redmatrix