Release 1.9.4.5

Improvements:

• Allow providing reasons for IP bans
• Allow over 32767 deaths when using SQLite as database backend
• /whonick output when multiple matching player/bot nicks
• Discord relay bot logs less messages when disconnected
• 'multiple matching players/ranks/loaded levels' messages now also include colours
• Allow using more chat/info/quit commands when frozen

Fixes:

• Heartbeats being sent even when server fails to start listening
• Realistic map gen erroring when map height was 4 blocks or less
• Leaves should still propagate physics checks even when leaf decay is disabled