It’s no secret that we’re big fans of Flipboard here at Engadget, but there’s one thing we’ve been longing for: a tablet-optimized Android version. Until now, running the app on the Nexus 10 (by sideloading the APK) or even the Nexus 7 (officially supported) meant living with a scaled-up phone experience. Today, Flipboard is getting updated in the Play Store to supports a variety of Android tablets such as Samsung’s Galaxy Note 10.1, the Galaxy T…