Fix issues with getBlockState(false) not loading Tile Entity data

This only impacted people who used our useSnapshots new API in a plugin,
which obviously was no one as the data result was completely broken.

Merged the NPE check patch into mine since it has to handle it too.

Spigot-Server-Patches/Configurable-sprint-interruption-on-attack.patch

@@ -6,7 +6,7 @@ Subject: [PATCH] Configurable sprint interruption on attack
 If the sprint interruption is disabled players continue sprinting when they attack entities.
 
 diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
-index 9a5939a7..2bdedd83 100644
+index ef1fa8cf6..5a2fbf7c7 100644
 --- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
 +++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
 @@ -0,0 +0,0 @@ public class PaperWorldConfig {
@@ -20,7 +20,7 @@ index 9a5939a7..2bdedd83 100644
 +    }
  }
 diff --git a/src/main/java/net/minecraft/server/EntityHuman.java b/src/main/java/net/minecraft/server/EntityHuman.java
-index 35fde8b2..0b51903e 100644
+index 35fde8b23..0b51903e2 100644
 --- a/src/main/java/net/minecraft/server/EntityHuman.java
 +++ b/src/main/java/net/minecraft/server/EntityHuman.java
 @@ -0,0 +0,0 @@ public abstract class EntityHuman extends EntityLiving {