Updated Upstream (Bukkit/CraftBukkit/Spigot)

Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
bb813f6f SPIGOT-4605: Warn against hacking physics

CraftBukkit Changes:
2ced0233 Don't handle sync packets for kicked players
d5e96882 SPIGOT-4602: Cache reflection in decompile error workaround

Spigot Changes:
b0f4c22b SPIGOT-4605: Catch more physics problems

Spigot-Server-Patches/Option-to-disable-BlockPhysicsEvent-for-Redstone.patch

@@ -25,7 +25,7 @@ index 0faef7cf2..deb4ec254 100644
 +    }
  }
 diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
-index 502738b90..05d988ed6 100644
+index 6f5719928..541d9c2d6 100644
 --- a/src/main/java/net/minecraft/server/World.java
 +++ b/src/main/java/net/minecraft/server/World.java
 @@ -0,0 +0,0 @@ public abstract class World implements IEntityAccess, GeneratorAccess, IIBlockAc
@@ -38,7 +38,7 @@ index 502738b90..05d988ed6 100644
                      this.getServer().getPluginManager().callEvent(event);
  
 diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
-index 4a8cc0ff1..fa7466d64 100644
+index aaeb888a8..1d46b8967 100644
 --- a/src/main/java/net/minecraft/server/WorldServer.java
 +++ b/src/main/java/net/minecraft/server/WorldServer.java
 @@ -0,0 +0,0 @@ import org.bukkit.event.weather.LightningStrikeEvent;