Match key values with mcctl, security update in PyYAML

Merge pull request #1 from mobiledgex/dependabot/pip/pyyaml-5.4

Bump pyyaml from 5.3.1 to 5.4

Support for docker clusters

Auto-create docker clusters

Automatic cluster creation

v1.1

Create cluster, if required

First Release, R2

See the developer guide for details on using this action.