* Build Pivy 
  ./setup.py build
  ./setup.py install --prefix=packaging/macosx/install

* Create installer package
  - open Pivy.pmproj
  - update version number
  - rebuild installer

* Copy the scripts into the installer package
  - cp resources/InstallationCheck Pivy.pkg/Contents/Resources/
  - cp resources/InstallationCheck.strings Pivy.pkg/Contents/Resources/English.lproj

* Run a test

