Deploy docs: Add new "Installing MCollective" page
Deploy docs: Add index page for deploy docs
Deploy docs: Add standard deployment getting started guide
Deploy docs: Add overview of roles and components
Deploy docs: Add middleware options index
Deploy docs: minor fixes to the ActiveMQ config reference
Deploy docs: Minor fixes to the server config reference
Deploy docs: Add client config reference
Deploy docs: Add plugin deployment guide

This is a rewritten version of
http://projects.puppetlabs.com/projects/mcollective-plugins/wiki/InstallingPlugins
Deploy docs: Add stub page for the vagrant demo toolkit