Fixed CmCaReT showing up in the code view, cleanup
Fixed CmCaReT showing up in the code view, cleanup

• Fixed span.CmCaReT showing up in the code view
• Fixed span.CmCaReT not being removed after pressing OK
• Fixed empty [p] tags being added to the top of the content after pressing OK
• Put all CSS together.
christiaan/tinymce-codemirror,christiaan/tinymce-codemirror,christiaan/tinymce-codemirror