dzp/gruvbox: https://github.com/morhetz/gruvbox.git @ 6ad5e9ae57b847f33b98e8302f0d1ca8fa8e96b4

morhetz 6ad5e9ae57 Support for Signify, ShowMarks and vim-signature; docs updating		12 vuotta sitten
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gruvbox.vim	6ad5e9ae57 Support for Signify, ShowMarks and vim-signature; docs updating	12 vuotta sitten