make: tweak rules; apply ISC license
availability: apply ISC license
availability: missing path separators
vpn-users: apply ISC license
dns-tagging: use opendns to retrieve dns tags
connection-tagging: initial commit; load datasets
git: ignore coffeescript droppings
flows: extract flow data from packets (connections)
flows: allow early exit; dump ongoing flows at end
connection-tagging: finish
rationalise script names