We can play cricket but we can't talk?
If you see the reaction from people about starting dialog with Pakistan I think IPL did a good thing by not selecting Pakistani players in IPL.
You have answered your questions in your own post.:)
As you said we can't have good relation with any country just because we have common 'enemy'. And for the same reason we can't jeopardize our relations with any country just because they have good relations with our 'enemy'.
You mentioned...