Added tool for showing list details.
Styles for the about page
Added show-table
Added min-lein-version
Include about.less
Made steps body distinct from staircase body.
Added services for step-config and beginning histories
Added mechanisms for adding seamless iframes, and configuring and styling tools
Refactored out starting histories
Added AboutCtrl
Add step config
Added about partial
better tool paths
Handle expired sessions better.
Added about page
Usual tool churn.