Smart contract in contrib-pysite

Libraries
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1

Hello, I don’t understand why there are smart contract (like Etherium) in my contrib-pysite library

.platformio/packages/contrib-pysite/autobahn/xbr/contracts
Oct 17 2019 ECDSA.json
Oct 17 2019 ERC20.json
Oct 17 2019 ERC20Detailed.json
Oct 17 2019 IERC20.json
Oct 17 2019 Migrations.json
Oct 17 2019 Roles.json
Oct 17 2019 SafeMath.json
Oct 17 2019 XBRChannel.json
Oct 17 2019 XBRMaintained.json
Oct 17 2019 XBRNetwork.json
Oct 17 2019 XBRNetworkProxy.json
Oct 17 2019 XBRToken.json

XBRNetwork.json line 921

I would like more details about it’s necessity, thank you.

2

Could you remove this folder? PlatformIO does not depend on autobahn anymore.