add a recipe for installing homebrew cask
add homebrew cask resource for recipes to use cask to do application installs
Add spotify recipe to show how to consume sprout_osx_apps_homebrew_cask provider
include_recipe 'sprout_osx_apps:: homebrew_cask' in homebrew_cask provider so don't have to do in any other recipe
Update homebrew_cask recipe
* Create directory "/opt/homebrew-cask/Caskroom" with the right permission for the current user so Casks can be installed without Permission Denied error
Merge remote-tracking branch 'origin/pr/72'