Moved share/sipclient to resources

Ignore-this: 3b9fb3d268e1e982d684a41171a3c478

darcs-hash:20090423125256-1e3d8-979f48f5edb6c85d4fca706fd7db9535d88c851b
Moved classproperty from sipsimple.applications to sipsimple.util

Ignore-this: 8c7091bb85bb73ec0afabc96ac874ffb

darcs-hash:20090423145251-1e3d8-6ef85f50d4b0ab96ad9dcd3eeb486dc745c8d451