dgeb/ember_data_example — pull request #44 by kunalkamble (2013-09-12 19:13:13+00:00)
Title: Updating contact email address

Previously using `Handlebars.registerHelper` but it gets called only once so it was not updating contact email i'd, so changed it to `Ember.Handlebars.registerBoundHelper`.
`registerBoundHelper` calls function each time when we update view.