> However, Bootstrap's license is Apache 2.0 which I'm told is
> incompatible with Koha's GPL2 license.
>
> What do we need to do to make inclusion of Bootstrap possible?

Distribute it as GPLv3:

http://www.apache.org/licenses/GPL-compatibility.html
http://gplv3.fsf.org/wiki/index.php/Compatible_licenses#GPLv3-compatible_licenses
http://www.fsf.org/blogs/licensing/new-license-recommendations-guide

+1 for upgrading to GPLv3+
 
--
Jared Camins-Esakov
Bibliographer, C & P Bibliography Services, LLC
(phone) +1 (917) 727-3445
(e-mail) jcamins@cpbibliography.com
(web) http://www.cpbibliography.com/