See the new TransCanada-ExxonMobil Gas Pipeline Webpage and Today's Webcast: 10:30 Alaska Daylight Time CNBC Video.  This morning, Governor Sean Parnell discusses Alaska's conflict with the Federal government over naturalresouces policy...but compliments President Barack Obama's gas pipeline statements.    *     Reuters, by Yereth Rosen (NGP Photo-l) TransCanada Corp <TRP.TO> and partner Exxon Mobil Corp <XOM.N> boosted their cost estimates for a planned line to carry Alaska gas to southern markets by up to 58 percent on Friday, as the two ready plans to sign up shippers for the massive project.  The companies said [...]