The following settings have been added:

• simulationDistance (set to 0 to use server.properties value)
• viewDistance (set to 0 to use server.properties value)
• maxPlayers (set to -1 to use server.properties value)
• maxPlayersFakeListing (set to -1 to real value)
• spawnProtection (set to -1 to use server.properties value)
• forceEnableCommandBlock
• disableMonsterSpawning (spawning is always disabled if in peaceful or set as such in server.properties)