barnacle v0.1-alpha.2

• Remade barnacle based on https://github.com/substrate-developer-hub/substrate-node-template/commit/e54c97edd8eaff2e9eda83c1b8575d63c084c218
• Locked version of substrate: https://github.com/octopus-network/substrate/tree/polkadot-v0.9.5
• Integrated pallet-octopus-appchain with basic cross-chain transfer support

barnacle v0.1-alpha.1

Release for testing