Added 'link' to air-video-server, alfred. ap-grapher, app-cleaner, app-delete, appcode

Casks/air-video-server.rb

@@ -3,4 +3,5 @@ class AirVideoServer < Cask
   homepage 'http://www.inmethod.com/air-video/'
   version '2.4.6-beta3'
   sha1 '2293b653fea6a939ab863a7bf918d601a504c9c8'
+  link :app, 'Air Video Server.app'
 end

Casks/alfred.rb

@@ -3,4 +3,5 @@ class Alfred < Cask
   homepage 'http://www.alfredapp.com/'
   version '2.0.3_187'
   sha1 'c7f7f311bc779862570f5da457cdd12d4cdc45af'
+  link :app, 'Alfred 2.app', 'Alfred Preferences.app'
 end

Casks/ap-grapher.rb

@@ -3,4 +3,5 @@ class ApGrapher < Cask
   homepage 'http://www.chimoosoft.com/products/apgrapher/'
   version 'latest'
   no_checksum
+  link :app, 'AP Grapher.app'
 end

Casks/app-cleaner.rb

@@ -3,4 +3,5 @@ class AppCleaner < Cask
   homepage 'http://www.freemacsoft.net/appcleaner/'
   version '2.1.0'
   sha1 '1881c85abe6cfc138917f759d8b9e2929cb1ad19'
+  link :app, 'AppCleaner.app'
 end

Casks/app-delete.rb

@@ -3,4 +3,5 @@ class AppDelete < Cask
   homepage 'http://www.reggieashworth.com/appdelete'
   version 'latest'
   no_checksum
+  link :app, 'AppDelete.app'
 end

Casks/appcode.rb

@@ -3,4 +3,5 @@ class Appcode < Cask
   homepage 'http://www.jetbrains.com/objc/'
   version '2.0.3'
   sha1 '5564abb9bebcff335e02cd227130585873a21c12'
+  link :app, 'AppCode.app'
 end