BTFS-Shared-Lib v2.2.0

As per go-btfs from Bittorrent:

• Optimize node info reporting, submit an online proof to the status signature service to get an online proof signature, and submit the online proof signatures to smart contracts on BTTC. bittorrent/go-btfs#197

• Optimize node startup, nodes start in host mode by default. bittorrent/go-btfs#199

• Memory optimization when renter uploads file. bittorrent/go-btfs#198

• Bug fixes. bittorrent/go-btfs#199 bittorrent/go-btfs#204

• Dashboard is released, refer to btfs-dashboard v2.2.0

• Btfs-status-contract is released, refer to btfs-status-contract v2.2.0

• Golang version used to compile: 1.16.15 Darwin/arm64