Document new custom style behaviour
Add Enumerize
Add a custom style attribute to sectionables
Allow for setting up custom section styles
Enumerate on sectionables' custom_style
Add custom_style to each AA sectionable form
Spec Sectionable.inherited
Simplify custom section style configuration

Use a shorter name for the model that should be configured. Instead of having to
type out the entire class name (e.g. "KnowledgeBase::Sectionables::Text"), you
would now drop the "KnowledgeBase::Sectionables" part and snake_case the name as
well as using a symbol, which we've all learned to love so much.
Add Norwegian translations for custom_style
Add English custom style translations
Remove custom_style from non-Sectionable tables
Fix typo in README
Remove "custom" from section styles
Put the style in the wrapper DOM element
Merge pull request #13 from hyperoslo/feature/custom-sectionable-styling

Add support for custom sectionable styling