Guy Lodge Film CriticFor many of us, the first mental image prompted by the name Karen Blixen is of a radiant Meryl Streep, resplendent in oatmeal linen and undulating safari hat, romantically lit in the tawny Kenyan dusk. If you wish that to remain the case, best to steer clear of “The Pact” — not that Bille August’s flat, unflattering portrait of the older Blixen should be appointment viewing for anyone.