Version 0.6.0

Added

• Add bulk delete action by @aminalaee in #317

Fixed

• Handle null values when column is nullable by @aminalaee in #323
• Switch Boolean field to select field by @aminalaee in #321

Internal

• Fix form_ajax_refs example in documentation by @GitBib in #311
• Remove watch in mkdocstrings mkdocs's config by @ischaojie in #306

Full Changelog: 0.5.0...0.6.0