4.4.0

List of PRs / issues for this release

Features

• Add an alternative SSH connection to the paramiko one, based on shelling out to the SSh client. Similar to the behaviour of Docker cli
• Default image tag to latest on pull

Bugfixes

• Fix plugin model upgrade
• Fix examples URL in ulimits

Miscellaneous

• Improve exception messages for server and client errors
• Bump cryptography from 2.3 to 3.2