Editing no longer starts every time in viewDidAppear.
Removed unnecessary code.
When showing another VC the editor selection is now saved.
Added the placeholder VC to iPad and a description to explain its purpose.
Merged release/0.2.1 into 214-save-selection-on-preview.
Merge pull request #228 from wordpress-mobile/214-save-selection-on-preview

Showing a VC on top of the editor view now saves the selection.