* operation/extensions.php, godmode/extensions.php: fix hidden bug that show
a warning when try to show the extension that not is of operation or the
other. And add feature can load invible (in menu) extensions.
git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@1884 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f