cpp-enhanced-highlight : Additional vim syntax highlighting for C++ (including C++11/14/17) ( https://github.com/octol/vim-cpp-enhanced-highlight )
deoplete : Dark powered asynchronous completion framework for neovim ( https://github.com/Shougo/deoplete.nvim )
matter : A vim colorscheme that matters ( https://gitlab.com/genthree/vim-matter )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a genthree
For Paludis use this rsync : rsync://gentoo.zugaina.org/genthree-portage
If you have a problem : ycarus(-at-)zugaina.org