~/.vimrc: Display line numbers (+numberline) and more history.

.vimrc

set shiftwidth=3
set smarttab
set number " With numbertoggle they're quite cool (I think)
" Copy indent of the last line.
set copyindent
"au BufNewFile,BufRead *.{c,h} set listchars=tab:\ \ ,trail:·
" Keep a longer history
set history=100
set history=1000
" Oh YEAY, finally. Store them (swaps) all in *one* directory.
set directory=~/.vim/tmp/