After adding a user, take them back to users.php with an 'Edit user' link in the message.

This removes the (possibly ineffective) search from the redirect, as well as the URL hash that will get covered up by the toolbar.

fixes #19470. props merty and SergeyBiryukov for initial patches.



git-svn-id: https://core.svn.wordpress.org/trunk@20631 1a063a9b-81f0-0310-95a4-ce76da25c4cd