Set terminal tabstop and add vim sudo hack shortcut.

vim/vimrc

@@ -75,6 +75,9 @@ noremap # #zz
 noremap g* g*zz
 noremap g# g#zz
 
+" Allow saving files with sudo after starting vim
+cmap w!! w !sudo tee > /dev/null %
+
 autocmd FileType plaintex,tex,latex syntax spell toplevel
 autocmd FileType plaintex,tex,latex set tw=80
 autocmd FileType pug,jade set tw=80

zsh/zshrc

@@ -128,6 +128,7 @@ fi
 export GPG_TTY=$(tty)                   # Fix GPG pin prompt bug with git
 export SDL_VIDEO_FULLSCREEN_HEAD=3
 setopt HIST_IGNORE_SPACE
+tabs 4                                  # Set default tab stop at 4 spaces
 
 if [[ $HOST == motoko ]]; then
 	export TERM=xterm-256color