Add "Scaling" constant to provisioning states (#142)

[BUG] orchestratorVersion should not get changed for ACS scale apiVer…

…sion 2017-07-01 (#4346)

Add 1.11.5 to VHD versions

Fix issue caused by updating azure.json (#4279)

rollback k8s client-go deps to v7.0.0 (#4291)

Windows e2e scale up / down test Fixes#3632 (#4264)

*string PrincipalID needs to be nil-guarded (#4258)

ensure N series clusters get aks-docker-engine (#4221)

2 units of errata (#4205)

# Conflicts:
#	parts/k8s/kubernetesinstalls.sh
#	parts/k8s/kubernetesmastervars.t

2 units of errata (#4205)

# Conflicts:
#	parts/k8s/kubernetesinstalls.sh
#	parts/k8s/kubernetesmastervars.t