When originating a call from Unit Under Test to Reference Unit using E&M
RBS signaling mode, I get the following warning message: "Ring/Off-hook in
strange state 3 on channel 1".
Fixed the sig_analog outgoing flag. It was never set when sig_analog was
extracted from chan_dahdi.
JIRA SWP-2191
JIRA AST-408
git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@286904 65c4cc65-6c06-0410-ace0-fbb531ad65f3