Do you live in Atlanta, Avondale Estates, Brookhaven, College Park, Decatur, East Point, Hapeville, Sandy Springs, or Smyrna? If you do, you’re in luck because Google wants to give you a t-shirt. Mountain View, Calif.-based Google Inc. (NASDAQ: GOOG) is using the promotion to collect email and street addresses “to stay in touch with updates” about the rollout of Google Fiber — which would deliver Internet speeds 100 times faster than basic broadband. A public document filed with Sandy Springs…