handling some crypto related tokens and rules
one more crypto construct
arista event-handler
merging ari's key handling
consolidating crypto constructs
extending exitIp_address_if_stanza to account for ip_prefix
openflow constructs in arista
the missing combined crypto test
added back cypto isakmp enable; allowing arbitrary strings in hostname
allowing ':' in vrf names
changed unit test for community names
Merge branch 'ratul' into unstable
fixed community_name_numbers parsing, hostname in unit test