allow write timeout to be set on a per-user basis in AMI (issue #5352)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6716 65c4cc65-6c06-0410-ace0-fbb531ad65f3

include/asterisk/manager.h

@@ -100,6 +100,8 @@ struct mansession {
 	int send_events;
 	/* Queued events that we've not had the ability to send yet */
 	struct eventqent *eventq;
+	/* Timeout for ast_carefulwrite() */
+	int writetimeout;
 	struct mansession *next;
 };