5.20.0.525

• Add new type sv_alltalk 5 (#644);
• Add new CVar mp_free_armor (#609);
• Allow observe for dying player with EF_NODRAW effect (#647)
  • Observer_IsValidTarget: checks refactoring.
• Implement CBasePlayer::HasTimePassedSinceDeath() for m_fDeadTime (#648)
• Add give cmd to readme (#649)