* Replace the resource_fu polymorphic Asset controller technique with the Revolution Health one  http://revolutiononrails.blogspot.com/2007/05/drying-up-polymorphic-controllers.html. [kamal]

* Run rake spec:translate to translate specs to the new rspec style of describe/it. [kamal]

* Rename all .rhtml files to .html.erb to support seamless respond_to. [kamal]

* Add a vendor/pistonize.sh script for people wanting to export the exemplar app and preserve the piston properties. [kamal]

* Use acts_as_friendly_param plugin for more robust SEO-friendly URLs. [kamal]

* Start a global changelog for the exemplar app. [kamal]