Added user validation test cases
Fixed Host requiring too much as default
Quadicon fix - upstream only
SSHClient uses the appliance in env.yaml by default, so address is optional
Merge pull request #759 from seandst/im-lazy

SSHClient uses the appliance in env.yaml by default
Merge pull request #755 from psav/fix_host

Fixed Host requiring too much as default
Merge pull request #751 from jkrocil/reintroduce-quad-fix-upstream

Quadicon fix - upstream only
Merge pull request #748 from akarol/control

Added user validation test cases