Speed up Router's calculation of OveruseInfo#1376

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Bill-hbrhbr merged 2 commits intoverilog-to-routing:masterfrom

Bill-hbrhbr:router_optimize

Jun 30, 2020

Commits on Jun 23, 2020

Optimize overuse info calculation in routing: skip nets that have not been rerouted, since they should not contribute to the total number of overused nodes
Bill-hbrhbr
committed

Commits on Jun 29, 2020

Add const qualifier to rerouted_nets param
Bill-hbrhbr
committed