[Patternfly] Vertical Navigation Bar pattern ready for review

[Matt Carrano]

A first draft of the Vertical Navigation Bar pattern[1] has been created and is ready for review.  Please provide feedback in the Discussions tab of the wiki document.
 
You may refer to the Pattern Review Criteria as a reminder of things to be looking for.

Thanks,

Matt 

[1] https://www.patternfly.org/wikis/patterns/pattern-development/draft-patterns/vertical-navigation/
[2] https://www.patternfly.org/wikis/patterns/pattern-development/pattern-review-criteria/