haskell/cabal — pull request #1767 by ianbollinger (2014-04-11 00:00:07+00:00)
Title: Rewrite documentation for `Distribution.License`

* Fix copyright field.
* List valid versions for each license.
* Remove descriptions for most licenses; just link to them instead.
* Explain why BSD4 should be avoided.
* State that public domain is not a license.
* Link to user guide.