Finally release Foundation to the other 80.2% of the Internet!

To be registered with Packagist, the main Composer repository, which aggregates all sorts of PHP packages that are installable with Composer.

Signed-off-by: Daniel Craig Jallits <dan@jallits.com>
Merge pull request #2535 from jallits/master

Finally release Foundation to the other 80.2% of the Internet!