ver:2.0+ r3532 a0bf6138 2017-05-23 07:49:25

add forward_peer,to support forward between origins.the streams pushed from peer
 origins will not be forward any more.
remove forward_server_srs,which used to indicate the forward target server is or is not srs,
add forward_server_other, to list the target rtmp server other than srs in.

@@ -11,6 +11,9 @@ vhost __defaultVhost__ {
     forward         127.0.0.1:19350;
 #select on of the listed servers in turn to forward,not all of them
     forward_in_turn 127.0.0.1:19351 127.0.0.1:19352;
-#the forward destination server type,default true. if the server is not srs server,connect app maybe fail,try config as false 
-    forward_server_srs  true;
+#if the forward destination server is not srs,such as some rtmp server in cdn,write the address of them below 
+    forward_server_other 127.0.0.1:19350;
+#if the forward server is same as this server , a origin,try use forward_peer,
+#the stream pushed from other forward peer will not forward any more in this server
+    forward_peer 127.0.0.1:1936;
 }