Update kubectl to version 1.7.2
Update kubectl to version 1.7.2

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