update Gemfile to use ember-rails again, but from github. add handle-bars gem dependency. manually copy in ember-data from march to vendor/assets/development; refactor application.js.coffee to no longer rely on dependencies
remove [ Sysys.Act.createRecord() ] from one of the router methods; update ActsController#newAct to set up individual txn; add DetailController.js#commitAct and #setTransaction to set individual transactions; change act.hbs to use {{action commitAct}}