We'd had some indication that Europe would be seeing Motorola Milestones running Android 2.1 roughly around this time, and it looks like we are now finally starting to get a few more specifics. According to Mobile Bulgaria, that country's leading carrier, Vivacom, will begin selling Milestones equipped with Android 2.1 "by March 20th," which should no doubt be just part of a broader European rollout in the coming days / weeks (th