Flashes are working with help of code from travis-on-rails.
see: http://travisonrails.com/2008/08/17/working-with-the-flash-hash

CSV upload is still buggy.

 On branch master
 Your branch is up-to-date with 'origin/master'.

 Changes to be committed:
	modified:   app/controllers/exzweights_controller.rb
	new file:   app/helpers/link_to_function_helper.rb
	modified:   app/models/exzweight.rb
	modified:   app/views/layouts/application.html.erb