Update go to version 1.8.1
Update go to version 1.8.1

coonce/scoop,reelsense/scoop,kodybrown/scoop,yunspace/scoop,nueko/scoop,nikolasd/scoop,vinaynambiar/lukesampson-,toxeus/scoop,vidarkongsli/scoop,Cyianor/scoop,rasa/scoop,berwyn/scoop,r15ch13/scoop,lukesampson/scoop,Congee/scoop