DialogUtil.kt

    var deviceInfo = ("\n /** please do not remove this block, technical info: "
            + "os version: ${System.getProperty("os.version")}(${android.os.Build.VERSION.INCREMENTAL})"
            + ", API: ${android.os.Build.VERSION.SDK_INT}")
    try {
        val pInfo = packageManager.getPackageInfo(packageName, 0)
        deviceInfo += ", app version: ${pInfo.versionName}"
    } catch (e: PackageManager.NameNotFoundException) {
        //Add nothing
    }
    deviceInfo += "**/"