Upgrading ckeditor to 4.3
bump setup.py version
Custom widget for figures inside stories
Added image placeholder
removing minor problem with temp image path
Twitterbox in development
figurebox captiosn
Figurebox: removed height, width from allowed attributes on img
Figurebox: added em to allowed elements in source_text
add project version to ckeditor/__init__.py and use it for cache busting the .js files