Add text for exception links.

Author: psibi

content/all-about-exceptions.md

@@ -15,9 +15,9 @@ Should cover:
 * Difference between `throw` and `throwIO`
 * Async exceptions
 * Catching all exceptions
-* http://www.yesodweb.com/blog/2014/05/exceptions-cont-monads
-* https://www.fpcomplete.com/user/snoyberg/general-haskell/exceptions/exceptions-and-monad-transformers
-* https://www.fpcomplete.com/user/snoyberg/general-haskell/exceptions/catching-all-exceptions
+* [Exceptions in continuation based monads](http://www.yesodweb.com/blog/2014/05/exceptions-cont-monads)
+* [Exceptions and monad transformers](https://www.fpcomplete.com/user/snoyberg/general-haskell/exceptions/exceptions-and-monad-transformers)
+* [Catching all exceptions](https://www.fpcomplete.com/user/snoyberg/general-haskell/exceptions/catching-all-exceptions)
 * Exceptions problems. Can't wrap. Can't have two exceptions. No idea how exception was thrown.
 * [Wrap exceptions to provide context](http://stackoverflow.com/questions/27346380/how-to-wrap-exceptions-to-provide-context)
 * [General dislike of exceptions](http://www.reddit.com/r/haskell/comments/2ety9f/new_blog_post_dealing_with_asynchronous/ck3fkbp)