Cost Management Overview page

• Cost management Overview needs a Learn more link to the definitions doc page. 
• The tooltip on the cost management overview page needs to be cut and pasted to each of the details pages.
• OpenShift Details needs a sentence explaining the page. It’s in the wrong place.

Cost explorer page

• Needs a link to cost explorer docs
• Needs a sentence to say what this page is and how to start using it.
• Possible example: Change perspectives to see how your cloud costs and OpenShift costs relate to your overall spending.