Previously, the exports were somewhat random with some files declaring
local variables then immediately exporting them, and others simply
doing the work needed in the export itself.
Closes#2747
- Added new 'editor-save-button' view and template.
- Added save action to post controller.
- Set a new post as the default model for the /editor/ route.
- Set the `posts/post` controller as the controller for the /editor/
route.
- Needs ghost-popover #2418 component for full pop-up functionality