switched consul steps to use istioctl context-create rather than kubectl (#481)
switched consul steps to use istioctl context-create rather than kubectl (#481)

* switched consul steps to use istioctl context-create rather than kubectl

* removed kubectl from prereqs

ZackButcher/istio.github.io,linsun/istio.github.io,jasminejaksic/istio.github.io,jasminejaksic/istio.github.io,istio/istio.io,linsun/istio.github.io,ZackButcher/istio.github.io,smawson/istio.github.io,geeknoid/istio.github.io,ZackButcher/istio.github.io,linsun/istio.github.io,smawson/istio.github.io,geeknoid/istio.github.io,smawson/istio.github.io,istio/istio.io,jasminejaksic/istio.github.io,linsun/istio.github.io,geeknoid/istio.github.io,ZackButcher/istio.github.io,linsun/istio.github.io,istio/istio.io,istio/istio.io,istio/istio.io,geeknoid/istio.github.io,geeknoid/istio.github.io,istio/istio.io,istio/istio.io,jasminejaksic/istio.github.io,smawson/istio.github.io