Add vagrant completion for individual VMs

For multi-VM setups some commands take the name of
a virtual machine.  Read the Vagrantfile and offer
suggestions.
Added new function git_remote_status to check if we are ahead, behind or diverged from the remote branch
New theme 'intheloop' which demonstrates the git_remote_status function
Fixed cap plugin
Aliases

Modify directory listing aliases to make more sense. Remove conflicting helper
function (mcd conflicts with mtools).
Dollar sign instead of percent in unprivileged user prompt (as in real gentoo)
Change plugin name from cap to capistrano
use /home/ryan/d/.oh-my-zsh instead of ~/.oh-my-zsh for cache
rsync: add plugin
Updated the frisk theme to display Bazaar branch information as well (based on zedtux.zsh-theme http://j.mp/ikTZJj)
rsync: add rsync- prefixes and use aliases
Merge in recent stuff
add theme with command-line tips support
Add bundle open alias, which open gem using EDITOR var
Rename to _capistrano (completion only)
FrontCube theme with git status
RVM info
Adding custom theme
Update completion for SSH

Add all hosts found in ~/.ssh/config.
Tip found on: http://www.nerux.org/wiki/OpenSSH#coupler_avec_zsh_completion
Update theme

Use different colors in case of root or ssh connection for prompt.