Use sets for comparison of accessible pages
Merge pull request #690 from mfalesni/set_comparison

Use sets for comparison of accessible pages
SSHClient knows how to get the appliance version, Appliance exposes it
Merge pull request #688 from seandst/appliance-version

SSHClient knows how to get the appliance version, Appliance exposes it
Some doc fixes to make sphinx build cleanly
Merge pull request #694 from psav/docs-update

Some doc fixes to make sphinx build cleanly