Reorganizing plugins so that each plugin has it's own directory now so that any plugin-specific functions can be bundled within there.

Merge branch 'dirpersist' of http://github.com/curiousstranger/oh-my-zsh into curiousstranger-dirpersist

Merge branch 'theunraveler_theme' of http://github.com/theunraveler/oh-my-zsh into theunraveler-theunraveler_theme

Merge branch 'named_dirs_completion' of http://github.com/kremso/oh-my-zsh into kremso-named_dirs_completion

Implement a simple module that automatically launches the ssh-agent when you login and
adds your default key.

Useful for anyone that does remote work and thus doesn't have access to a keychain tool.

shell metacharacters.

- update plugin architecture
- completion function in $ZSH/functions/brew
- plugins/brew.plugin.zsh only activates