Add a basic host wizard page to the labs section of the application.

Basically do the opposite of this for this page [1].

Bonus points for also including an empty wizard on the page [2].

[1] https://github.com/Katello/katello/pull/7376/files#diff-84f0b46367dabf5e0710a0fe3aca7627L194
[2] https://rawgit.com/patternfly/patternfly-react/gh-pages/patternfly-3/index.html?selectedKind=patternfly-react%2FCommunication%2FWizard%2FComponents&selectedStory=Wizard&full=0&addons=1&stories=1&panelRight=0&addonPanel=storybooks%2Fstorybook-addon-knobs