Replace Web3 with thin rpc wrapper

[cgewecke]

No description provided.

[codecov-io]

Codecov Report

Merging #568 (7bfaef4) into hardhat (2cf6530) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff            @@
##           hardhat     #568   +/-   ##
========================================
  Coverage    98.33%   98.33%           
========================================
  Files           22       22           
  Lines          959      962    +3     
========================================
+ Hits           943      946    +3     
  Misses          16       16           

Impacted Files	Coverage Δ
plugins/resources/nomiclabs.utils.js	100.00% <ø> (ø)
plugins/resources/truffle.utils.js	100.00% <ø> (ø)
plugins/buidler.plugin.js	100.00% <100.00%> (ø)
plugins/hardhat.plugin.js	97.72% <100.00%> (-0.03%)	⬇️
plugins/resources/plugin.utils.js	97.61% <100.00%> (+0.32%)	⬆️
plugins/truffle.plugin.js	100.00% <100.00%> (ø)

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