 * Added feature to write to Value Blocks if only
   decrement/transfer/restore permissions are available
   (Thanks @IamMusavaRibica).
 * Use keys from dump when writing a dump first (speed-up).
 * Add key file with common keys for hotel cards
   (Thanks to @WillCaruana).
 * Added access to import/export from file chooser.
 * Added more well known keys to the extended key file.
   (extended-std.keys file will be updated automatically.)
 * Minor bug fixes.
