v5.1.0 - Toadally Awesome

Final build for Card Collection Release

No functional changes since v5.1.0-0.
Changes since v5.0.0:

• Allow filtering by user collection when running on https://ygogprodeck.com (#93)
• Fixed an issue where deck file downloads did not have the right extension (#110)
• Removed support for legacy share links. (#75)
  • This affects all share links which contain the substring ?d=. If you have a link like this and really want to convert it, use version 5.0.0 of this application to load it and generate a new share link