caching: Fix containerd, improve console messages, add integration tests#3767

Merged

tstromberg merged 6 commits intokubernetes:masterfrom tstromberg:cache_images_int_test2

Mar 14, 2019

+40-58

Commits on Feb 27, 2019

Fix docker/containerd caching, improve msgs, add tests
tstromberg
committed

Commits on Feb 28, 2019

Docker doesn't need to use sudo
tstromberg
committed

Commits on Mar 6, 2019

Commits on Mar 8, 2019

Merge branch 'master' into cache_images_int_test2
tstromberg
committed
Refactor functional tests to not rely on SetRuntime, use short variable name
tstromberg
committed