[MEDIUM] set rep->analysers from fe and be analysers

sess_establish() used to resort to protocol-specific guesses
in order to set rep->analysers. This is no longer needed as it
gets set from the frontend and the backend as a copy of what
was defined in the configuration.
diff --git a/include/types/proxy.h b/include/types/proxy.h
index 69505e6..c2323f6 100644
--- a/include/types/proxy.h
+++ b/include/types/proxy.h
@@ -151,6 +151,7 @@
 	int options;				/* PR_O_REDISP, PR_O_TRANSP, ... */
 	int options2;				/* PR_O2_* */
 	unsigned int fe_req_ana, be_req_ana;	/* bitmap of common request protocol analysers for the frontend and backend */
+	unsigned int fe_rsp_ana, be_rsp_ana;	/* bitmap of common response protocol analysers for the frontend and backend */
 	int mode;				/* mode = PR_MODE_TCP, PR_MODE_HTTP or PR_MODE_HEALTH */
 	struct sockaddr_in dispatch_addr;	/* the default address to connect to */
 	union {