Switch vim colorscheme to gruvbox (#23)

.config/nvim/colors/tayra.vim

@@ -0,0 +1,72 @@
+" Tayra: Vim color scheme
+" Designed to be used in terminal mode only. GUI is not supported.
+" Based on wombat256 color scheme by bmdavll.
+
+set background=dark
+
+hi clear
+if exists("syntax_on")
+    syntax reset
+endif
+
+let colors_name = "tayra"
+
+hi Cursor       ctermfg=235     ctermbg=228     cterm=none
+hi DiffAdd      ctermfg=40      ctermbg=236     cterm=bold
+hi DiffChange   ctermfg=184     ctermbg=236     cterm=bold
+hi DiffDelete   ctermfg=160     ctermbg=236     cterm=bold
+hi DiffText     ctermfg=236     ctermbg=184     cterm=bold
+hi ErrorMsg     ctermfg=196     ctermbg=235     cterm=bold
+hi Folded       ctermfg=175     ctermbg=236     cterm=none
+hi IncSearch    ctermfg=140     ctermbg=240     cterm=bold
+hi LineNr       ctermfg=238     ctermbg=235     cterm=none
+hi MatchParen   ctermfg=110     ctermbg=240     cterm=bold
+hi ModeMsg      ctermfg=175     ctermbg=235     cterm=none
+hi MoreMsg      ctermfg=175     ctermbg=235     cterm=none
+hi Normal       ctermfg=252     ctermbg=235     cterm=none
+hi Pmenu        ctermfg=150     ctermbg=237     cterm=none
+hi PmenuSel     ctermfg=237     ctermbg=150     cterm=none
+hi Search       ctermfg=140     ctermbg=240     cterm=none
+hi StatusLine   ctermfg=115     ctermbg=233     cterm=none
+hi StatusLineNC ctermfg=243     ctermbg=233     cterm=none
+hi TabLine      ctermfg=243     ctermbg=233     cterm=none
+hi TabLineSel   ctermfg=180     ctermbg=233     cterm=none
+hi VertSplit    ctermfg=238     ctermbg=233     cterm=none
+hi WarningMsg   ctermfg=196     ctermbg=235     cterm=none
+hi WildMenu     ctermfg=233     ctermbg=115     cterm=none
+
+hi Title        ctermfg=254     cterm=bold
+hi Directory    ctermfg=254     cterm=bold
+hi NonText      ctermfg=238     cterm=none
+hi SpecialKey   ctermfg=238     cterm=none
+
+hi ColorColumn  ctermbg=235     cterm=none
+hi CursorLine   ctermbg=237     cterm=none
+hi TabLineFill  ctermbg=233     cterm=none
+hi Visual       ctermbg=237     cterm=none
+
+hi link CursorColumn CursorLine
+hi link FoldColumn Folded
+
+" syntax
+
+hi Comment      ctermfg=244     cterm=none
+
+hi Statement    ctermfg=185     cterm=none
+hi Constant     ctermfg=179     cterm=none
+hi Identifier   ctermfg=173     cterm=none
+hi Type         ctermfg=167     cterm=none
+
+hi PreProc      ctermfg=186     cterm=none
+hi Special      ctermfg=174     cterm=none
+
+hi String       ctermfg=149     cterm=none
+
+hi Todo         ctermfg=61      ctermbg=235      cterm=bold
+
+" syntax: diff
+
+hi link diffAdded DiffAdd
+hi link diffChanged DiffChange
+hi link diffRemoved DiffDelete
+