bgpd: Enable "bgp log-neighbor-changes" by default

Signed-off-by: Daniel Walton <dwalton@cumulusnetworks.com>
Reviewed-by:   Donald Sharp <sharpd@cumulusnetworks.com>
diff --git a/bgpd/bgpd.c b/bgpd/bgpd.c
index c94c381..c7f22e8 100644
--- a/bgpd/bgpd.c
+++ b/bgpd/bgpd.c
@@ -1974,6 +1974,7 @@
   bgp->default_keepalive = BGP_DEFAULT_KEEPALIVE;
   bgp->restart_time = BGP_DEFAULT_RESTART_TIME;
   bgp->stalepath_time = BGP_DEFAULT_STALEPATH_TIME;
+  bgp_flag_set (bgp, BGP_FLAG_LOG_NEIGHBOR_CHANGES);
 
   bgp->as = *as;
 
@@ -5259,8 +5260,8 @@
 		 VTY_NEWLINE);
 
       /* BGP log-neighbor-changes. */
-      if (bgp_flag_check (bgp, BGP_FLAG_LOG_NEIGHBOR_CHANGES))
-	vty_out (vty, " bgp log-neighbor-changes%s", VTY_NEWLINE);
+      if (!bgp_flag_check (bgp, BGP_FLAG_LOG_NEIGHBOR_CHANGES))
+	vty_out (vty, " no bgp log-neighbor-changes%s", VTY_NEWLINE);
 
       /* BGP configuration. */
       if (bgp_flag_check (bgp, BGP_FLAG_ALWAYS_COMPARE_MED))