ffupdater/fastlane/metadata/android/en-US/changelogs/1.txt

 * Select download uri based on arch and api.
 * Check filename via FTP.
 * Download update file via HTTPS and DownloadManager.
 * Log errors and status.
 * Toast on updates.
 * Prompt for update (if necessary).
 * Option to use fixed/tested download location.
 * Add proper LICENSE (GPLv3+).