Yesterday during Research in Motion’s second quarter Fiscal 2012 results earnings call co-CEO Jim Balsillie announced that a “major feature update”, BlackBerry Tablet OS v2, for the BlackBerry PlayBook will be previewed next month at BlackBerry DevCon and launch shortly after that.  BlackBerry Tablet OS v2 is expected to bring the native email, calendar, and tasks support as well as the Android App Player to the BlackBerry PlayBook.