Merge pull request #411 from rolandwalker/mass_change_preflight_postflight

Mass change: new preflight/postflight stanzas

Casks/beyond-compare-4-beta.rb

@@ -7,7 +7,7 @@ class BeyondCompare4Beta < Cask
 
   link 'Beyond Compare.app'
 
-  after_install do
+  postflight do
     # Don't ask to move the app bundle to /Applications
     system '/usr/bin/defaults', 'write', 'com.ScooterSoftware.BeyondCompare', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
   end

Casks/flux-beta.rb

@@ -7,7 +7,7 @@ class FluxBeta < Cask
 
   link 'Flux.app'
 
-  after_install do
+  postflight do
     # Don't ask to move the app bundle to /Applications
     system '/usr/bin/defaults', 'write', 'org.herf.Flux', 'moveToApplicationsFolderAlertSuppress', '-bool', 'true'
   end

Casks/java7.rb

@@ -9,7 +9,7 @@ class Java7 < Cask
   homepage 'http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html'
 
   install 'JDK 7 Update 67.pkg'
-  after_install do
+  postflight do
     system '/usr/bin/sudo', '-E', '--',
       '/usr/libexec/PlistBuddy', '-c', 'Add :JavaVM:JVMCapabilities: string BundledApp', "/Library/Java/JavaVirtualMachines/jdk#{version}.jdk/Contents/Info.plist"
     system '/usr/bin/sudo', '-E', '--',