Changelog:
cec5851 Fix findnearest test
8aca1e1 Fix connect op in/out data histogram
a1fb2d2 Add connect op TTCR and TTFB metrics
9ef992f Improve home hub errors and home hub routing handling
1ccbea4 Lower destination cost for better balance in routing
e9b23b4 Randomize top nearby pins and routes for load balancing
fe992c8 Switch to cost-based calculation for finding nearest pins, include more cost data
6d433fa Use new ping op for pinging Home Hub
3f29523 Fix hub comparison for superseding