With Intel’s recent launch of the Centrino 2 mobile platform, aka Montevina, you can be sure virtually all of the major notebook OEMs have been peddling their wares in an effort to hit the ground running during the back to school season this fall.  First out of the gate, delivering a Montevina thin-and-light to our labs, is Lenovo with their ever-popular, consistently well-built ThinkPad series.  The X200 is here.  All .8 inches thick and just under 3lbs of it…