Geo Twizzle - flips the model for you to the top up position.
Center mesh - will center your imported mesh to the center of the screen in the importer.
Cullmode - will allow 2 sided planes to be rendered in the engine without seeing threw them.
Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz, 2400 Mhz, 4 Core(s), 4 Logical Processor(s), 8gb RAM, Nvidia gtx660, Windows 7 Pro 64bit, Screen resolution 1680 x 1050.