Allow stylesheets to autocomplete hyphenated words
Add /usr/local/bin to PATH before /usr/bin

This is for homebrew binaries to work.

Load `rbenv` after adding `$HOME/.bin` and `/usr/local/bin` to `PATH`, but
before adding project-specific binstubs.
Update for Vundle's new interface

See https://github.com/gmarik/Vundle.vim/blob/master/doc/vundle.txt#L345-L369
Ensure existing Vundle checkout is suitably up-to-date
Vundle now lives at gmarik/Vundle.vim