Maybe python-gnomepanel got removed on the transition to Gnome 3 (since the new classic panel doesn't support old-style applets, which use Bonobo). I will have to check what people are using nowadays, although I don't have Oneiric to test this...
Maybe python-gnomepanel got removed on the transition to Gnome 3 (since the new classic panel doesn't support old-style applets, which use Bonobo). I will have to check what people are using nowadays, although I don't have Oneiric to test this...