Building simple block chains with go language
setp1: git clone https://github.com/Scoefield/BlockChainDemo.git
step2: cd BlockChainDemo/rpc
step3: go run Server.go or go build Server.go then ./Server
step4: request the url: http://localhost:8888/blockchain/get or
http://localhost:8888/blockchain/write?data=Send%201%20BTC%20to%20Lucy