OTA #2321

{
  "postcondition": {
    "build": [
      "google/AQ4502/AQ4502_sprout:6.0.1/MOB30N/2915942:user/release-keys"
    ],
    "timestamp": "1464298176"
  },
  "precondition": {
    "build": [
      "google/AQ4502/AQ4502_sprout:6.0.1/MOB30G/2723637:user/release-keys"
    ],
    "device": [
      "AQ4502_sprout"
    ]
  }
}