[NEW PORT] www/onionbalance: Load-balancing and Redundancy for Onion Services
The OnionBalance software allows for Tor onion service requests to be distributed across multiple backend Tor instances. OnionBalance provides load-balancing while also making onion services more resilient and reliable by eliminating single points-of-failure. WWW: https://onionbalance.readthedocs.io/
Approved by: araujo (mentor)
Differential Revision: https://reviews.freebsd.org/D18706