Either Omar Khan is playing the game unlike his predecessor Kevin Colbert ever did, or the Steelers’ new general manager is one of the worst at keeping his plans for the first round of the NFL Draft a secret. If you have paid attention to what Khan has said during the draft process over the last few months and merge it with what the Steelers did in free agency — as well as the philosophy new assistant general manager Andy Weidl brought with him from Philadelphia — there it is, in plain sight: The Steelers are more than willing to move up in the draft to select on an offensive tackle.