Twitter has made adjustments to its top executives, making Ali Rowghani the new chief operating officer and replacing him in the chief financial officer position with Mike Gupta, who held the same role at Zynga. The personnel change was first reported by AllThingsD and confirmed in a tweet from CEO Dick Costolo on Wednesday night:
https://twitter.com/dickc/statuses/281593702756020224
Rowghani was previously the chief financial officer at Twitter, and he will now assume the role that…