0.5.5 2021-01-30 Parsing improvements

Updated

• Country name overrides for Russia and The Netherlands which deviate from the
  official names.
• Track names:
  • If digital and exclusive are found in the name, it means it's digital-only.
  • Artist / track splitting logic now won't split them on the dash if it doesn't have
    spaces on both sides.
  • track_alt field may now contain numerical values if track names start with them.
    Previously, only vinyls were supported with A1 / B2 notation.