You need the following files :
Thanks to sourceforge.net you can get the latest unstable version through CVS.
You may use directly CVS using the following commands as any user :
cvs -d :pserver:anonymous@cvs.chateverywhere.sourceforge.net:/cvsroot/chateverywhere login
When asked for a password, just press enter,and then :
cvs -d :pserver:anonymous@cvs.chateverywhere.sourceforge.net:/cvsroot/chateverywhere co -P chat_everywhere