Switch vim colorscheme to gruvbox (#23)

.config/nvim/colors/vc.vim

@@ -0,0 +1,24 @@
+" Vim color file
+" Maintainer:   Vladimir Vrzic <random@bsd.org.yu>
+" Last Change:  28. june 2003.
+" URL:          http://galeb.etf.bg.ac.yu/~random/pub/vim/ 
+
+set background=light
+hi clear
+if exists("syntax_on")
+    syntax reset
+endif
+let g:colors_name="vc"
+
+hi Comment		gui=NONE		guifg=SeaGreen		guibg=NONE
+hi Constant		gui=NONE		guifg=#004488 		guibg=NONE
+"hi Identifier	gui=NONE		guifg=Blue			guibg=NONE
+hi Statement 	gui=NONE		guifg=Blue			guibg=NONE
+hi PreProc		gui=NONE		guifg=Blue			guibg=NONE	
+hi Type			gui=NONE		guifg=Blue			guibg=NONE
+hi Special		gui=NONE		guifg=SteelBlue	guibg=NONE
+"hi Underlined	
+"hi Ignore		
+"hi Error		
+"hi Todo		
+