Canonical's still one month away from letting Natty Narwhal (also known as Ubuntu 11.04) out of the cage, but it's already teasing us with another OS flaunting an alliterative mammalian monicker. Like the Narwhal before it, Oneiric Ocelot (or Ubuntu 11.10), due out this October, will offer a 2D OpenGL-based Unity interface to support older computers, as well as Qt -- you know, the framework Nokia loved and left ha