Key insights: Visa and Mastercard are expanding their role in cross-border payments. What's at stake: Both card companies are trying to gain more revenue from sources beyond card swipes. Forward look: In other global news, French payment firm Worldline is refocusing is business following regulatory pressure and financial challenges.  Mastercard is partnering with Chinese technology giant Tencent to combine the Mastercard Move funds transfer service with the TenPay cross-border payment rail and the Weixin Pa ...