We now handle 480 Unavailable messages by waiting, rather than bouncing the message

git-svn-id: http://wush.net/svn/range/software/public/smqueue/trunk@4901 19bc5d8c-e614-43d4-8b26-e1612bc8e597
Small formatting issues

git-svn-id: http://wush.net/svn/range/software/public/smqueue/trunk@4902 19bc5d8c-e614-43d4-8b26-e1612bc8e597
formatting again

git-svn-id: http://wush.net/svn/range/software/public/smqueue/trunk@4903 19bc5d8c-e614-43d4-8b26-e1612bc8e597