Switch vim colorscheme to gruvbox (#23)

.config/nvim/colors/nightflight.vim

@@ -0,0 +1,74 @@
+" local syntax file - set colors on a per-machine basis:
+" vim: tw=0 ts=4 sw=4
+" Vim color file
+" Maintainer:	Ralf Holly <ralf@hollyfamily.de>
+" Last Change:	2006 Dec 28
+
+hi clear
+set background=dark
+if exists("syntax_on")
+  syntax reset
+endi
+
+let g:colors_name = "nightflight"
+hi Normal          cterm=none  ctermfg=darkgrey  ctermbg=black  guifg=#c0c0ff  guibg=black
+hi Scrollbar       cterm=bold  ctermfg=darkcyan  ctermbg=cyan  guifg=darkcyan  guibg=cyan
+hi Menu            guifg=black  guibg=cyan
+hi SpecialKey      term=bold  cterm=bold  ctermfg=yellow  guifg=yellow
+hi NonText         term=bold  cterm=bold  ctermfg=yellow  gui=none  guifg=yellow
+hi Directory       term=bold  cterm=bold  ctermfg=cyan  guifg=cyan
+hi ErrorMsg        term=standout  cterm=bold  ctermfg=white  ctermbg=red  guifg=white  guibg=red
+hi Search          term=reverse  ctermfg=cyan  ctermbg=blue  guifg=cyan  guibg=blue
+hi MoreMsg         term=bold  cterm=bold  ctermfg=darkgreen  gui=bold  guifg=seagreen
+hi ModeMsg         term=bold  cterm=bold  gui=bold  guifg=white  guibg=blue
+hi LineNr          term=underline  cterm=bold  ctermfg=darkgrey  guifg=darkgrey
+hi Question        term=standout  cterm=bold  ctermfg=darkgreen  gui=bold  guifg=green
+hi StatusLine      term=bold,reverse  cterm=bold  ctermfg=black  ctermbg=cyan  gui=bold  guifg=black  guibg=cyan
+hi StatusLineNC    term=reverse  ctermfg=black  ctermbg=darkcyan  guifg=darkcyan  guibg=black
+hi Title           term=bold  cterm=bold  ctermfg=darkmagenta  gui=bold  guifg=magenta
+hi Visual          term=reverse  cterm=bold  ctermfg=black  ctermbg=white  guifg=black  guibg=white  
+hi WarningMsg      term=standout  cterm=bold  ctermfg=red  guifg=red
+hi Cursor          guifg=bg  guibg=green
+hi Comment         term=bold  cterm=bold  ctermfg=lightblue  guifg=#0090ff
+hi Constant        term=underline  cterm=bold  ctermfg=cyan  guifg=cyan
+hi Special         term=bold  cterm=bold  ctermfg=cyan  guifg=cyan  
+hi Identifier      term=underline  ctermfg=cyan  guifg=cyan  
+hi Statement       term=bold  cterm=bold  ctermfg=green  gui=none  guifg=#60ff60
+hi PreProc         term=underline  ctermfg=magenta  guifg=#e080e0
+hi Type            term=underline  cterm=bold  ctermfg=lightgreen  gui=none  guifg=#60ff60
+hi Error           term=reverse  ctermfg=white  ctermbg=red  guifg=white  guibg=red
+hi Todo            term=standout  ctermfg=white  ctermbg=magenta  guifg=white  guibg=magenta
+
+" If you want to highlight C/Java operators, create c.vim and java.vim files
+" in your local $VIM/vimfiles/after/syntax/ directory, containing this statement:
+" syntax match   _COperators "+\|-\|\*\|;\|:\|,\|<\|>\|&\||\|!\|\~\|%\|=\|)\|(\|{\|}\|\.\|\[\|\]"
+hi _COperators     ctermfg=white  guifg=white  gui=none  
+
+" For Vim 7
+hi MatchParen      ctermbg=blue  guifg=white guibg=blue
+
+hi link IncSearch		Visual
+hi link String			Constant
+hi link Character		Constant
+hi link Number			Constant
+hi link Boolean			Constant
+hi link Float			Number
+hi link Function		Identifier
+hi link Conditional		Statement
+hi link Repeat			Statement
+hi link Label			Statement
+hi link Operator		Statement
+hi link Keyword			Statement
+hi link Exception		Statement
+hi link Include			PreProc
+hi link Define			PreProc
+hi link Macro			PreProc
+hi link PreCondit		PreProc
+hi link StorageClass	Type
+hi link Structure		Type
+hi link Typedef			Type
+hi link Tag				Special
+hi link SpecialChar		Special
+hi link Delimiter		Special
+hi link SpecialComment	Special
+hi link Debug			Special