ipsec: remove dedicated IPSec tunnels

APIs for dedicated IPSec tunnels will remain in this release and are
used to programme the IPIP tunnel protect. APIs will be removed in a
future release.

see:
 https://wiki.fd.io/view/VPP/IPSec

Type: feature

Change-Id: I0f01f597946fdd15dfa5cae3643104d5a9c83089
Signed-off-by: Neale Ranns <nranns@cisco.com>

test/vpp_papi_provider.py

@@ -1717,7 +1717,7 @@ class VppPapiProvider(object):
                                 remote_crypto_key, integ_alg, local_integ_key,
                                 remote_integ_key, is_add=1, esn=0, salt=0,
                                 anti_replay=1, renumber=0,
-                                udp_encap=0, show_instance=0):
+                                udp_encap=0, show_instance=0xffffffff):
         return self.api(
             self.papi.ipsec_tunnel_if_add_del,
             {