Skype has released a new Beta version of Skype 3.5 today. Skype 3.5 introduces some new features (from the changelog) such as:

-Auto redial
-Call Transfer
-Device Indicators
-Edit chat messages
-Message history loading granulated
-Private Telephone Numbers
-Send contacts inside chat
-Visual indicators for Audio In / Audio Out in options
-Show examples of notifications / alerts in options

Download Skype 3.5 Beta here