Implement torflow's scaling method in sbws

As commented in https://github.com/pastly/simple-bw-scanner/issues/182#issuecomment-410703335

changed milestone to %sbws: 1.0.x-final

added component::core tor/sbws milestone::sbws: 1.0.x-final owner::juga parent::27107 priority::medium resolution::implemented sbws-1.0-must-closed-moved-20181128 severity::normal status::closed type::defect labels

https://github.com/pastly/simple-bw-scanner/pull/243

Trac:
Status: assigned to needs_review

I realized about some mistakes

Trac:
Status: needs_review to accepted

Implementation is ready, but #27135 (moved), #27386 (moved) need to be fixed first and i'll wait for #27398 (moved) to be fixed too

to make PRs

Blocked by #27398 (moved). Implementented in https://github.com/juga0/simple-bw-scanner/commits/dev

Trac:
Status: accepted to needs_review

Implemented in https://github.com/torproject/sbws/pull/252.

Trac:
Status: needs_review to accepted

Child tickets are now closed

Trac:
Status: accepted to closed
Resolution: N/A to implemented

Move all closed sbws 1.0 must tickets to sbws 1.0.x-final

Trac:
Keywords: N/A deleted, sbws-1.0-must-closed-moved-20181128 added
Milestone: sbws 1.0 (MVP must) to sbws: 1.0.x-final

closed

mentioned in issue #27135 (moved)

mentioned in issue #27337 (moved)

mentioned in issue #27338 (moved)

moved to tpo/network-health/sbws#27108 (closed)