fix open_basedir path's for newer php-versions as a trailing slash won't allow the usage of subfolders within the given folder, fixes #797

Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>
don't show subdomains in php-configuration-overview + allow to hide standard-subdomains (they are full-domains) via panel-setting; fixes #744

Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>