MDN has been following the rumors that Talisman Energy may be sold to Spanish oil giant Repsol (see Rumor Mill: Repsol Once Again Interested in Buying Talisman). The rumors continue–and Talisman’s stock price is inching up, thanks to those rumors. Talisman stock rocketed up 35% on Friday on news that a bid from Repsol is imminent. How much is Repsol offering for the Canadian Talisman, a company with an active Marcellus Shale drilling program?…