PayPal drives another nail into the Windows Phone and BlackBerry coffins

In February, PayPal launched a new version of its mobile app, 6.0, and it wants iPhone and Android users to upgrade to it until the end of June. Windows Phone, BlackBerry and Amazon Fire users, however, are getting a different message: Paypal is discontinuing the app on these platforms on June 30.  In an announcement post Wednesday, PayPal VP Joanna Lambert explained that Windows Phone users will still be able to access PayPal on the mobile web, through both Internet Explorer and Micro