add note about brew cask bug
add note about brew cask bug

chef/pantry-chef-repo,josegonzalez/pantry-chef-repo,jonathanmorley/pantry-chef-repo,jonathanmorley/pantry-chef-repo,chef/pantry-chef-repo,MrXcitement/pantry-chef-repo,epcim/pantry-chef-repo,josegonzalez/pantry-chef-repo,epcim/pantry-chef-repo,MrXcitement/pantry-chef-repo