Brew cask staged installation

# ladislas @LadBookPro.local in ~
→ brew cask doctor
==> OS X Release:
10.10
==> OS X Release with Patchlevel:
10.10.2
==> Hardware Architecture:
intel-64
==> Ruby Version:
2.0.0-p481
==> Ruby Path:
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby
==> Homebrew Version:
0.9.5
==> Homebrew Executable Path:
/usr/local/bin/brew
==> Homebrew Cellar Path:
/usr/local/Cellar
==> Homebrew Repository Path:
/usr/local
==> Homebrew Origin:
https://github.com/Homebrew/homebrew
==> Homebrew-cask Version:
0.53.3
==> Homebrew-cask Install Location:
/usr/local/Cellar/brew-cask/0.53.3
==> Homebrew-cask Staging Location:
/opt/homebrew-cask/Caskroom
==> Homebrew-cask Cached Downloads:
/Library/Caches/Homebrew
/Library/Caches/Homebrew/Casks
0 files
0.00 megs
==> Homebrew-cask Default Tap Path:
/usr/local/Library/Taps/caskroom/homebrew-cask
==> Homebrew-cask Alternate Cask Taps:
<NONE>
==> Homebrew-cask Default Tap Cask Count:
2355
==> Contents of $LOAD_PATH:
/usr/local/Cellar/brew-cask/0.53.3/rubylib
/Library/Ruby/Site/2.0.0
/Library/Ruby/Site/2.0.0/x86_64-darwin14
/Library/Ruby/Site/2.0.0/universal-darwin14
/Library/Ruby/Site
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/vendor_ruby/2.0.0
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/vendor_ruby/2.0.0/x86_64-darwin14
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/vendor_ruby/2.0.0/universal-darwin14
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/vendor_ruby
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/x86_64-darwin14
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/universal-darwin14
==> Contents of $RUBYLIB Environment Variable:
<NONE>
==> Contents of $RUBYOPT Environment Variable:
<NONE>
==> Contents of $RUBYPATH Environment Variable:
<NONE>
==> Contents of $RBENV_VERSION Environment Variable:
<NONE>
==> Contents of $CHRUBY_VERSION Environment Variable:
<NONE>
==> Contents of $GEM_HOME Environment Variable:
<NONE>
==> Contents of $GEM_PATH Environment Variable:
<NONE>
==> Contents of $BUNDLE_PATH Environment Variable:
<NONE>
==> Contents of $PATH Environment Variable:
PATH="/usr/local/var/rbenv/shims:/Users/ladislas/.nvm/versions/node/v0.12.0/bin:/usr/local/opt/coreutils/libexec/gnubin:/usr/local/opt/rbenv/shims:/usr/local/opt/rbenv/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/Library/ENV/scm"
==> Contents of $SHELL Environment Variable:
SHELL="/usr/local/bin/zsh"
==> Contents of Locale Environment Variables:
LANG="en_US.UTF-8"
LC_CTYPE=""
==> Running As Privileged User:
No