Correctly apply Speed duel and related rules

[RillingDev]

• Starting Hand
  • 4 going first, 5 second if duel links or speed duel, always 5 if rush duel.
• Deck size
  • main: 20-30 if duel links or speed duel, normal if rush duel.
  • extra: 5 if speed duel, 7 if duel links, none if rush duel.