maltes change broke sending mail because he reversed the result of bouncing_user_p and bouncing_email_p (mostly because the query was misnamed can_send_p and should have been bouncing_p since that was the sense of the return
add a 'simple' page for displaying links so that there is something to click through to even if you don't have edit on the link, and also to hang general comments and ratings etc off of
The check on the permissions/one page to prevent the admin from revoking read permission for the public on the main site package was broken. Fixes bug 1680