JCE 2.0.8 has been released. This is essentially a maintenance update but also includes new Permissions options for setting access to the JCE Admin options using Joomla! 1.7 ACL and a simplified implementaion for Joomla! 1.5 (Manager, Administrator, Super Administrator only)
The Permissions options are accessed from the Prefernces dialog which can be opened from the JCE Control Panel
A full changelog is available