This post has the change log details of Free Wordpress Ultimate CSV Importer plugin. This plugin is available in http://wordpress.org/plugins/wp-ultimate-csv-importer/ .
New in version 3.2.3
WordPress 3.7.1 compatibility added.
Different media path support added.
Changelog for 3.2.3
Updated plugin directory path.
Sub folder installations support added.
Removed unwanted warnings.
New in version 3.2.2
WordPress 3.6.1 compatibility added.
Post slug issue fixed and tested for 3.6 and 3.6.1