Adds a few spell related improvements

Markdown documents now have spell switched on when they are opened

C-l will now choose the first option of the last misspeled word in
insert mode.

.vimrc

@@ -414,6 +414,8 @@ nnoremap <S-Enter> O<Esc>
 " Make jj in insert mode go to normal mode
 inoremap jj <Esc>
 
+inoremap <C-l> <c-g>u<Esc>[s1z=`]a<c-g>u
+
 " Set double space in insert mode to go to next mark and enter insert mode
 "inoremap <leader><leader> <Esc>:call NextMark()<cr>
 
@@ -538,6 +540,12 @@ augroup file_json
 	autocmd FileType json setlocal foldmethod=syntax foldenable
 augroup END
 
+" Make md  files use spellcheck{{{2
+augroup file_md
+	autocmd!
+	autocmd FileType markdown setlocal spell
+augroup END
+
 ""set es6 files to javascript {{{2
 augroup detectES6
 	autocmd!