Ruby bindings. Fixes bug #475624.

Thanks and credits to Franz Fellner <alpine.art.de@googlemail.com> and
Jeroen Roovers <jer@gentoo.org> and me, too. :-)
Cosmetic changes.
Handling installation of new Notmuch UI for Vim.

Package-Manager: portage-2.1.12.11
Manifest-Sign-Key: F0134531E1DBFAB5
Merge branch 'master' of github.com:aidecoe/aidecoe-overlay