Fix some stasis doxygen comments.

git-svn-id: http://svn.asterisk.org/svn/asterisk/trunk@393896 f38db490-d61c-443f-a65b-d21fe96a405b
Use correct function for getting bridged peer when doing direct media checks.

(closes issue ASTERISK-21947)
reported by Matt Jordan



git-svn-id: http://svn.asterisk.org/svn/asterisk/trunk@393897 f38db490-d61c-443f-a65b-d21fe96a405b