Capistrano task for outputting the last release date and time in human readable format

deploy.rb

# Usage:
#   $ cap last_release
#   Thu, Dec 27, 2012 at 9:47am +0000

task :last_release do
  puts DateTime.parse(latest_release.split('/')[-1]).strftime('%a, %b %d, %Y at %l:%M%P %z').squeeze(' ')
end