Remove rbenv hooks

I'll just be brew-installing it from now on.

Signed-off-by: Stephen Celis <stephen@stephencelis.com>
Update bundler config

- Don't always binstub (to avoid Rails 4 clobbering, let's manually
  binstub the executables we need)

- Remove local crepe

Signed-off-by: Stephen Celis <stephen@stephencelis.com>
Update submodules

Signed-off-by: Stephen Celis <stephen@stephencelis.com>
Don't show Zelda-hearts battery

I'm good without it.

Signed-off-by: Stephen Celis <stephen@stephencelis.com>
Remove ActionScript from path

Adobe has a new games framework. Let's revisit it from there if we
decide to use it (instead of, say, SpriteKit).

Signed-off-by: Stephen Celis <stephen@stephencelis.com>
Clean up oh-my-zsh plugins

Signed-off-by: Stephen Celis <stephen@stephencelis.com>