au BufNewFile,BufReadPost *.dasm,*.dasm16 setl shiftwidth=2 expandtab
Vimified by "Zaiste!" is basically a vimrc, bundled with Vundle and lots of plugins. The author calls it a "Vim configration framework", and has been using it to make it easier for new members to join his development team.
There's a discussion on Hacker News about it: Show HN: Vimified | Ultimate VIM configuration.