better line numbering, colorcolumns

vim/.netrwhist

@@ -1,4 +1,8 @@
 let g:netrw_dirhistmax  =10
-let g:netrw_dirhist_cnt =2
+let g:netrw_dirhist_cnt =6
 let g:netrw_dirhist_1='/home/ray/.screenlayout'
 let g:netrw_dirhist_2='/home/ray/.config/i3status'
+let g:netrw_dirhist_3='/home/ray/Projects/Vue/vx/src/components'
+let g:netrw_dirhist_4='/home/ray/Projects/Vue/vx/src'
+let g:netrw_dirhist_5='/home/ray/Projects/Vue/vx/src/sass'
+let g:netrw_dirhist_6='/home/ray/Projects/Vue/vx/src/components'

vim/colors/customred256.vim

@@ -1,15 +1,15 @@
 " Vim color file
 
-set bg=dark
+set background=dark
 hi clear Normal
 hi clear
-if exists("syntax_on")
+if exists('syntax_on')
 	syntax reset
 endif
 
 set fillchars=stl:\ ,stlnc:\ ,vert:\  
 
-let colors_name = "customred256"
+let colors_name = 'customred256'
 
 
 hi Normal	ctermfg=246		ctermbg=none
@@ -317,22 +317,30 @@ hi StatusLine						ctermfg=255 ctermbg=239 term=none cterm=none
 hi StatusLineNC					ctermfg=238 ctermbg=233 term=none cterm=none
 " set status to change the status line based on mode
 if version >= 700
+  augroup statuscursorlines
     au InsertEnter * hi StatusLine ctermfg=233 ctermbg=255
     au InsertLeave * hi StatusLine ctermfg=255 ctermbg=239 
 
     au InsertEnter * set cursorline
     au InsertLeave * set nocursorline
+  augroup END
 endif
 
-hi VertSplit						ctermfg=233 ctermbg=233 term=none cterm=none
+hi VertSplit						ctermfg=16 ctermbg=16 term=none cterm=none
 hi Folded								ctermfg=243 ctermbg=232 cterm=bold term=bold
-hi FoldColumn						ctermfg=239 ctermbg=232 cterm=bold term=bold
+hi FoldColumn						ctermfg=239 ctermbg=none cterm=bold term=bold
 hi LineNr								ctermfg=239 ctermbg=none cterm=none
 hi CursorLineNr					ctermfg=243 ctermbg=none cterm=none
 hi EndOfBuffer					ctermfg=233 ctermbg=none
 hi ColorColumn					ctermbg=233
 hi SignColumn						ctermfg=255 ctermbg=none
 
+augroup linenrcolor
+  au InsertEnter * hi LineNr ctermfg=236
+  au InsertEnter * hi CursorLineNr ctermfg=248
+  au InsertLeave * hi LineNr ctermfg=239
+  au InsertLeave * hi CursorLineNr ctermfg=243
+augroup END
 
 hi DiffAdd							guibg=darkblue	ctermbg=darkblue term=none cterm=none
 hi DiffChange						guibg=darkmagenta ctermbg=magenta cterm=none

vimrc

@@ -232,9 +232,6 @@ set statusline+=%*
 " always show statusline
 set laststatus=2
 
-" set a right margin and it's colour
-set colorcolumn=80
-
 set foldmethod=manual
 
 set autoindent
@@ -259,11 +256,13 @@ set pastetoggle=<F2>
 set showmode
 
 " set custom syntax highlighting
+augroup syntaxhighlighting
   autocmd BufNewFile,BufRead *.html set syntax=html_custom
   autocmd BufNewFile,BufRead *.php set syntax=php_custom
   autocmd BufNewFile,BufRead *.vue set syntax=vue_custom
   autocmd BufNewFile,BufRead *.vue syntax sync fromstart
   autocmd BufNewFile,BufRead *.js set syntax=pangloss_javascript_custom
+augroup END
 
 " fix higlight problems such as vertical-align etc
 augroup VimCSS3Syntax
@@ -279,7 +278,17 @@ augroup coloreload
 	au BufWritePost customred256.vim so $MYVIMRC
 augroup end
 
+augroup linenumbering
+  autocmd InsertEnter * :set norelativenumber
+  autocmd InsertLeave * :set number relativenumber
+  autocmd WinEnter * :set number relativenumber
+  autocmd WinLeave * set norelativenumber
+augroup END
 
+augroup colorcolumns
+  autocmd WinEnter * set colorcolumn=80
+  autocmd WinLeave * set colorcolumn=0
+augroup END
 
 " Automatically reload .vimrc if chanaged
 augroup myvimrc
@@ -389,7 +398,9 @@ let g:UltiSnipsJumpBackwardTrigger='<c-z>'
 nnoremap <F3> :NERDTreeFocus<CR>
 nnoremap <leader>nt :NERDTreeFocus<CR>
 " allow closing if only window open is a NERDTree
+augroup nerdtreewindow
   autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
+augroup END
 let NERDTreeQuitOnOpen = 1
 
 " TagBar