K 10 svn:author V 5 gavin K 8 svn:date V 27 2013-12-10T13:36:56.508504Z K 7 svn:log V 287 Merge r258758 (by adrian) from head: Make sure any waiters on the scan results get notified if the scan task decides to do nothing. If this isn't done, then a scan request whilst a scan occurs in an active channel set or a completed channel set will hang. Candidate for 10.0. END