fix errors in tests#938

Merged

KostyaSha merged 10 commits intodocker-java:masterfrom

Baqend:test-fixes

Oct 31, 2017

Commits on Oct 9, 2015

Improve PullImageCmd for pulling an image through docker swarm.
hawky-4s-
committed

Commits on Oct 24, 2017

fix errors in tests
fbuecklers
committed

Commits on Oct 26, 2017

Suggest test code fixes
fbuecklers
committed

Commits on Oct 31, 2017

Restore original pull/push expected exception logic
fbuecklers
committed