LICENSE overview in project header
### Description
People usually don't know the specifics of open-source licenses. A quick overview would help them understand them better.
### Proposal
Add a quick overview for the LICENSE used in a project to the project view.
### Links / references
A la: https://github.com/blog/2335-open-source-license-descriptions-and-metadata
Thanks @kaystrobach
https://twitter.com/kaystrobach/status/842626052048457729
### Documentation blurb
1. Why should someone use it -> To get a better overview of the LICENSE used in a project
2. What is the solution -> Add an overview section to the project page
issue