Fastest Way to Mass Edit WordPress Posts And Pages – Manageable Wp Plugin

Manageable WordPress plugin that allows for inline editing of the date, title, author, categories, tags, status and more on both posts and pages without leaving the “Manage” admin sections. No need to load each post or page individually. Simply double-click anywhere in the post or page row and when you’re done, press enter. Alternately, you can click the link in the new “Edit” column.

You can get Manageable form here