func upgradeApk(device *adb.Device, apk *fdroidcl.Apk, path string) {
fmt.Printf("Upgrading %s... ", apk.App.ID)
if err := device.Upgrade(path); err != nil {
fmt.Println()
log.Fatalf("Could not upgrade %s: %v", apk.App.ID, err)
}
fmt.Println("done")
}
