[vim] upgrade bundles
[zsh] add POW script (https://gist.github.com/ornicar/7364005)
[x] start pulseaudio
[xmonad] change default layout, use pulseaudio mixer
[vim] don't autofold haskell sources
[vim] don't check java syntax automatically
tweak weechat & vimperator
[vim] upgrade scala bundle