Some fixes with NERDTree and the buffer closing

vim/.vimrc

@@ -62,9 +62,10 @@ set lbr " Smart line breaking
 set tw=500
 set t_Co=256
 set hidden
+set scrolloff=1000
+set shortmess+=I
 syntax enable "Syntax highlighting
 colorscheme madtheme "Colorscheme
-
 " Backups in different folder
 set backup
 set writebackup
@@ -112,6 +113,11 @@ function! ModeColor(mode)
     endif
 endfunction
 
+" Remove current buffer
+function! BufferClose()
+
+endfunction
+
 au InsertEnter * call ModeColor(v:insertmode)
 au InsertChange * call ModeColor(v:insertmode)
 au InsertLeave * call ModeColor('n')
@@ -119,15 +125,16 @@ call ModeColor('n')
 
 " --- Bindings
 let mapleader = ","
+" word movement with tab
+nnoremap <Tab> W
+nnoremap <S-Tab> B
 " Close and write buffers
-nnoremap <silent> <leader>q         :bd<cr>
+nnoremap <silent> <leader>q         :b#<bar>bd#<CR>
 nnoremap <silent> <leader>w         :w<cr>
 " Insert empty line before and after
 nnoremap <silent> <C-o>             o<ESC>kO
 " Fuzzy Finder
 nnoremap <silent> <leader>f :FufFile<cr>
-" Goto next emptyline
-nnoremap <silent> <space>           /^$<cr>
 " nnoremap <silent> <>         ?^$<cr>
 " evil spaces
 nnoremap <silent> <leader>c         m':%s/\s\+$//e<cr>`'
@@ -141,6 +148,8 @@ vnoremap  <leader>a        :'<,'>Tabularize /
 " VimRC
 nnoremap <leader>oc     :e ~/.vimrc<cr>
 nnoremap <leader>sc     :so ~/.vimrc<cr>
+" Toggle invisble chars
+nnoremap <silent> <leader>i      :set list!<cr>
 " Vimux
 nnoremap <leader>rr :call RunCmdVimux()<cr>
 nnoremap <leader>rq :call VimuxCloseRunner()<cr>
@@ -149,22 +158,23 @@ nnoremap <silent> <leader>todo :g/TODO/<cr>
 " 0 should find first non blank
 nmap 0 ^
 " Easy buffer switching
-nnoremap <silent> <leader>m :bnext<cr>
-nnoremap <silent> <leader>n :bprev<cr>
+nnoremap <silent> <C-m> :bnext<cr>
+nnoremap <silent> <C-n> :bprev<cr>
 " Moving through windows
 nnoremap <C-l> <C-w>l
 nnoremap <C-h> <C-w>h
 nnoremap <C-j> <C-w>j
 nnoremap <C-k> <C-w>k
-
 " Quick macroing
 nnoremap + @wj
-
 " --- Don't need a help
 inoremap <F1> <nop>
 nnoremap <F1> <nop>
 vnoremap <F1> <nop>
 
+" Sudo to write
+cnoremap w!! w !sudo tee % >/dev/null
+
 " --- Just a nuisance
 nnoremap q: <nop>
 
@@ -174,6 +184,7 @@ ino <up> <Nop>
 ino <left> <Nop>
 ino <right> <Nop>
 
+
 " --- Different use of undo
 nnoremap U <c-r>
 
@@ -196,17 +207,16 @@ hi IncSearch cterm=underline ctermbg=none ctermfg=green
 let g:SuperTabNoCompleteAfter = ['^',',','\s']
 
 " --- NERDTree tabs
-autocmd bufenter * if (winnr("$") == 1 && bufnr("$") == 1 && exists("b:NERDTreeType") && b:NERDTreeType == "primary") | q | endif
 nmap <silent> <leader>e :NERDTreeToggle<CR>
 autocmd StdinReadPre * let s:std_in=1
 autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif
-" autocmd BufLeave * if (exists("b:NERDTreeType") && b:NERDTreeType == "primary") | normal :bd | endif
 let NERDTreeWinSize = 30
 let NERDChristmasTree = 0
 let NERDTreeChDirMode = 2
 let NERDTreeIgnore=['\~$','\.pyc$','\.swp$']
 let NERDTreeWinPos="left"
 let NERDTreeMinimalUI = 1
+let NERDTreeQuitOnOpen = 1
 
 " --- EasyMotion
 map / <Plug>(easymotion-sn)