Remove "Delete This Post" option from New Post publish bar menu items
Remove "Delete This Post" option from New Post publish bar menu items

closes #3025
- adds 'unsaved' class to entry-controls when the post model/controller isNew evaluates to true

kevinansfield/Ghost-Admin,kevinansfield/Ghost-Admin,acburdine/Ghost-Admin,JohnONolan/Ghost-Admin,dbalders/Ghost-Admin,airycanon/Ghost-Admin,TryGhost/Ghost-Admin,dbalders/Ghost-Admin,JohnONolan/Ghost-Admin,acburdine/Ghost-Admin,airycanon/Ghost-Admin,TryGhost/Ghost-Admin