Ember.js 2.0.0 Beta5 发布，此版本更新内容如下：
#11993 [CLEANUP] Remove Ember.TrackedArray and Ember.SubArray. #11550 [BUGFIX] Ensure that specifying an observer in a child class only observes changes to the childs dependent keys. #10259 [BUGFIX] Make Ember.computed.or return the last falsey value (similar to ||). #11957 [BUGFIX] Enable Ember.DefaultResolver to properly normalize hyphens (-). #11969 / #11959 [DEPRECATE] Deprecate usage of Ember.String.fmt. #11990 [PERF] @each should remain a stable node for chains. #11964 [BUGFIX] Update htmlbars to v0.14.2. #11965 [CLEANUP] Remove Ember.HTMLBars.makeViewHelper. #11965 [CLEANUP] Remove Ember.HTMLBars._registerHelper. #11965 [CLEANUP] Remove Ember.Handlebars.registerHelper. #11965 [CLEANUP] Remove Ember.Handlebars.makeBoundHelper. #11965 [CLEANUP] Remove Ember.Handlebars.makeViewHelper. #11965 [CLEANUP] Remove Ember.Handlebars.helper. #11965 [CLEANUP] Remove Ember.Handlebars.registerBoundHelper. #12024 [CLEANUP] Remove ComponentTemplateDeprecation mixin. #12001 [CLEANUP] Remove {{with}} keyword's controller option. #12027 [CLEANUP] Remove deprecated template access in Ember.Component. #12019 [DOC] Add helpful assertion when using @each as a leaf in DK. #12020 [CLEANUP] Remove specifying .render method to views and components. #12027 [CLEANUP] Remove positionalParams specified to Ember.Component at extend time. #12027 [CLEANUP] Remove support for specifying template in a component. #12027 [CLEANUP] Remove deprecated template access in Ember.Component. #12028 [CLEANUP] Store actions in actions not _actions.
下载：https://github.com/emberjs/ember.js/archive/v2.0.0-beta.5.zip。 | 
