Closes#2418, #2714
Ref #2446, #2565
- Added and injected `popover` service to globally control popovers
- Added `gh-popover-button` component
- Added `popover-mixin` for popover and popover-buttons to mixin
- Added body-event-listener mixin for popover service to watch for body
clicks with
- Post settings and post save button both now use `gh-popover`
- Added hacks to `ember-hacks.css` to make popovers work until ghost-ui
consolidates functionality
closes#2419
- Added blur-text-field component, which fires actions on focusOut
- Added utils/date-formatting for moment & date functionality consolidation
- Added functionality to PostsPostController
- Added fixtures: posts/3 & posts/4, posts/slug/test%20title/
- Added Post model saving
- Set posts.post as controller for EditorRoute
- Added PostSettingsMenuView and template
- Added "showErrors" convenience method to notifications
