Resource Public Key Infrastructure (RPKI) enhanced streaming telemetry

We now support enhanced statistics for RPKI databases and RPKI sessions and validation-related statistics per route, per RIB and per BGP peer basis. Using these statistics, you can perform operational debugging on your network and take appropriate mitigating actions. 

These existing Junos operational mode commands contain new statistics: 

•  show route [extensive|detail] displays origin validation information for each route entry 
•  show bgp neighbor validation statistics displays BGP peer-RIB validation statistics 
•  show route validation-statistics displays local routing information base (RIB) specific validation statistics 
•  show validation statistics displays new counters for the Validated Route Payload (VRP) table 

We now support the following telemetry sensors (with leaves): 

•  /state/routing-instances/routing-instance/protocols/bgp/rib/afi-safis/afi-safi/[ipv4|ipv6]- unicast/loc-rib/routes/route/origin-validation-state 
•  /state/routing-instances/routing-instance/protocols/bgp/rib/afi-safis/afi-safi/[ipv4|ipv6]-unicast/loc-rib/routes/route/origin-validation-invalid-reason 
•  /state/routing-instances/routing-instance/protocols/bgp/groups/group/neighbors/neighbor/afisafis/afi-safi[ipv4|ipv6]/validation-counters/ 
•  /state/routing-instances/routing-instance/protocols/bgp/groups/group/neighbors/neighbor/afisafis/afi-safi[ipv4|ipv6]/validation-counters 
•  /state/routing-instances/routing-instance/protocols/bgp/rib/afi-safis/afi-safi/[ipv4|ipv6]-unicast/loc-rib/validation-counters/ 
•  /state/routing-instances/routing-instance/routing-options/route-validation/rpki-rtr/groups/group/sessions/session/rpki-session-counters/ 
•  /state/routing-instances/routing-instance/routing-options/route-validation/route-validationdatabases/route-validation-database/[ipv4|ipv6]/ 
•  /state/routing-instances/routing-instance/routing-options/route-validation/rpki-rtr/groups/group/sessions/session/