Prior to the code reorg, we would generate rules from the Policy and
store it on the global object. Now we generate it on the fly for each node
and this commit cleans up the old variables to make sure we have no
unexpected side effects.
Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
The mapper package contains functions related to creating and marshalling
reponses to machines.
Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>