Improve compatibility with create-react-app

[davidyuk]

uuid fix details: uuidjs/uuid#615

[codecov]

Codecov Report

Merging #1409 (0ba51e9) into develop (e54898c) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff            @@
##           develop    #1409   +/-   ##
========================================
  Coverage    87.82%   87.82%           
========================================
  Files           54       54           
  Lines         3089     3089           
  Branches        40       40           
========================================
  Hits          2713     2713           
  Misses         355      355           
  Partials        21       21           

Impacted Files	Coverage Δ
...communication/connection/browser-window-message.js	89.58% <100.00%> (ø)
...rc/utils/aepp-wallet-communication/rpc/aepp-rpc.js	94.89% <100.00%> (ø)
.../utils/aepp-wallet-communication/rpc/wallet-rpc.js	95.33% <100.00%> (ø)
src/utils/keystore.js	94.54% <100.00%> (ø)

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