Build status: 
Feel free to open issues or PRs.
Add and enable this repository using app-eselect/eselect-repository:
eselect repository enable robert7k
or
Manually add this to /etc/portage/repos.conf/robert7k.conf:
[robert7k]
location = /var/db/repos/robert7k
sync-type = git
sync-uri = https://github.com/robert7k/gentoo-overlay.git
auto-sync = yes