Multiple updates to BURBLE/AS4242422601

- Updated aut-num object to include peering policy
 - Updated mnt object to include ssh key
 - Added IPv4 subnet and route object
 - Added burble.dn42 domain in dns

data/aut-num/AS4242422601

@@ -4,4 +4,6 @@ descr:              Burble AS
 admin-c:            BURBLE-DN42
 tech-c:             BURBLE-DN42
 mnt-by:             BURBLE-MNT
+mp-import:          afi any.unicast from AS4242422601:AS-TRANSIT accept ANY
+mp-export:          afi any.unicast to AS4242422601:AS-TRANSIT announce ANY
 source:             DN42