Add 'id' column to author listing properties so that it may be displayed on system overview Manage > Users listing page.
- Define 'author_id' filter type for Pages.
- Enable 'author_id' filter type for author page_count property so "Pages" links for users on system overview Manage > Users page work correctly when clicked.
Add 'lockout' column to author listing properties so it may be displayed on system overview Manage > Users listing page.
Update README.
Bump plugin version to 1.0.4.
Merge pull request #1 from dphillips/fix-author-list-properties

Fix author list properties