The project will leverage the same communications channel as the Mobicents platform :
Mobicents google group
The source code is now accessible at http://code.google.com/p
Issues are available at http://code.google.com/p/mobicents/issues/list?q=label%3Acomponent%20label%3Asip-servlets&can=2
sip-servlets.dev.java.net will stay as it is for historical purposes but won't be updated anymore.
Stay tuned !