Revert "Revert "config.php: add php brackets""

This reverts commit ca56dad9d1a95368c97cbb0e2ab0449f661d6bdf.

Revert "config.php: add php brackets"

This reverts commit
abe35011a5b5218762e061249fda986fa47b1e4f.
Revert "Revert "Revert "config.php: add php brackets"""

This reverts commit fa1186cc0e6dbc07cfa15d7b1403dcf4d699fea8.