Boolean attributes use status tag by default
Add custom class to sidebar
Add ability to order sidebars
Decorate on new for consistency. Closes #2905
Fix tests and clean up undecorate_resource
Only decorate on new and edit actions if the form is configured for it
update README markdown to break to multiple lines
update admin_user template
update docstring
Add formtastic translations to German locale

See #1724 for the underlying problem. formtastic keys are already present in some of the locales (es, es-MX, pl, and zh-CN), so I'm adding them to de as well.
Merge pull request #2941 from cschramm/patch-1

Add formtastic translations to German locale
Fix incorrect translation
removed batch action route for controllers with batch actions disabled
Merge pull request #2943 from brunojabs/2942-fix-incorrect-translation-pt

Fix incorrect translation in portuguese
Merge pull request #2944 from betesh/remove_batch_action_routes_for_controllers_with_batch_actions_disabled

removed batch action route for controllers with batch actions disabled
Merge branch '#2619' of https://github.com/krzysztofbialek/active_admin

Conflicts:
	lib/active_admin/views/components/table_for.rb
	spec/unit/views/components/table_for_spec.rb
update `is_boolean?` not to barf on arbitrary objects
update tests to use expect() syntax
provide default colors for #2753
Add missing devise labels to de locale