cnvt to staged_path in android-studio-canary
cnvt to staged_path in intellij-idea-ce13
cnvt to staged_path in intellij-idea13
cnvt to staged_path in vmware-fusion6
Slack v1.0 has hit the stable channel
Merge pull request #546 from rolandwalker/mass_update_staged_path

Update 4 Casks to use `staged_path` instead of `destination_path`
Update firefoxdeveloperedition.rb

Checksum change.
Merge pull request #548 from jamesottaway/patch-1

Remove the Slack Beta since v1.0 went live
Merge pull request #547 from samueldodson/master

Add Acorn 3 Cask
Merge pull request #549 from designorant/patch-1

Update firefoxdeveloperedition.rb
new-style header in acorn3
new-style header in adium-beta
new-style header in adobe-reader-fr
new-style header in adobe-reader-ja
new-style header in airmail-beta
new-style header in android-studio-canary
new-style header in appcode-eap
new-style header in aquamacs25
new-style header in arduino-beta
new-style header in arq3