Update kubectl to version 1.7.0
Update kubectl to version 1.7.0

lukesampson/scoop,reelsense/scoop,toxeus/scoop,nikolasd/scoop,Congee/scoop,coonce/scoop,rasa/scoop,kodybrown/scoop,berwyn/scoop,vidarkongsli/scoop,yunspace/scoop,Cyianor/scoop