[PATCH] Include public domain md5 library

[Chris Lattner]

On May 15, 2013, at 1:25 PM, Eric Christopher <echristo at gmail.com> wrote:

> Hi All,
> 
> The way that type hashing is defined in DWARF4 is that it requires the
> md5 hash of a flattened description (section 7.27) so I find myself in
> need of an md5 library. Here's a patch that modifies (slightly) and
> formats (clang-format ftw) the one published by solar designer since
> I'd really like to avoid writing one :)
> 
> Thoughts? OK? Changes?

This looks fine to me, but please mention it in the top level LICENSE.txt file (at the end).

-Chris