v4.5.12.2 release

v4.5.12.2 had one bug fix and two improvements.

Significant improvements

• Standardized the workflow for deleting editorial content types; admins must now first archive the editorial content type, and then delete it permanently.
• Improved the usability of the displayed error message when using an invalid field name in an editorial content type.

Significant defect addressed

• Corrected an issue in which the Recent Activity and Unpublished Drafts widgets displayed error messages after saving an editorial content type.