Add Queue and DestinationChannel headers to the AgentCalled manager event

to be more like the rest of the events in this module.
(closes issue #10114, patch by kwakwaversal)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@74084 65c4cc65-6c06-0410-ace0-fbb531ad65f3