BIER API and load-balancing fixes

Change-Id: Ibda19d786070c942c75016ab568c8361de2f24af
Signed-off-by: Neale Ranns <nranns@cisco.com>
diff --git a/test/vpp_ip_route.py b/test/vpp_ip_route.py
index 9d6bfb7..18c27ff 100644
--- a/test/vpp_ip_route.py
+++ b/test/vpp_ip_route.py
@@ -192,6 +192,9 @@
                 'n_labels': len(self.nh_labels),
                 'label_stack': self.encode_labels()}
 
+    def __eq__(self, other):
+        return self.nh_addr == other.nh_addr
+
 
 class VppMRoutePath(VppRoutePath):