1.13.15

Changelog

• add: automatic switch DC when got Y_MIGRATE_X error.
• change: license from MIT to GPL-3.0 and LGPL-3.0

What's Changed

• Update download_photo.ts by @Jobians in #10

New Contributors

• @Jobians made their first contribution in #10

Full Changelog: 1.13.14...1.13.15