Allow signs that are inside of the spawn protection to be right clicked

to use their run_command tag

Spigot-Server-Patches/0692-Allow-using-signs-inside-spawn-protection.patch

@@ -0,0 +1,33 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Anton Lindroth <ntoonio@gmail.com>
+Date: Wed, 15 Apr 2020 01:54:02 +0200
+Subject: [PATCH] Allow using signs inside spawn protection
+
+
+diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+index b473709774fbbd502d5e04c98041ae7c829b4083..fd675585c61387156892b179af593ad640873d45 100644
+--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
++++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+@@ -810,4 +810,9 @@ public class PaperWorldConfig {
+         fixWitherTargetingBug = getBoolean("fix-wither-targeting-bug", false);
+         log("Withers properly target players: " + fixWitherTargetingBug);
+     }
++
++    public boolean allowUsingSignsInsideSpawnProtection = false;
++    private void allowUsingSignsInsideSpawnProtection() {
++        allowUsingSignsInsideSpawnProtection = getBoolean("allow-using-signs-inside-spawn-protection", allowUsingSignsInsideSpawnProtection);
++    }
+ }
+diff --git a/src/main/java/net/minecraft/server/PlayerConnection.java b/src/main/java/net/minecraft/server/PlayerConnection.java
+index f3679a3ad2d51612381bc47bb23eeffec924d478..3db6a4903c77729145a797b747d992abaf6e6b5d 100644
+--- a/src/main/java/net/minecraft/server/PlayerConnection.java
++++ b/src/main/java/net/minecraft/server/PlayerConnection.java
+@@ -1545,7 +1545,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
+
+         this.player.resetIdleTimer();
+         if (blockposition.getY() < this.minecraftServer.getMaxBuildHeight()) {
+-            if (this.teleportPos == null && this.player.h((double) blockposition.getX() + 0.5D, (double) blockposition.getY() + 0.5D, (double) blockposition.getZ() + 0.5D) < 64.0D && worldserver.a((EntityHuman) this.player, blockposition)) {
++            if (this.teleportPos == null && this.player.h((double) blockposition.getX() + 0.5D, (double) blockposition.getY() + 0.5D, (double) blockposition.getZ() + 0.5D) < 64.0D && (worldserver.a((EntityHuman) this.player, blockposition) || (worldserver.getType(blockposition).getBlock() instanceof net.minecraft.server.BlockSign && worldserver.paperConfig.allowUsingSignsInsideSpawnProtection))) { // Paper
+                 // CraftBukkit start - Check if we can actually do something over this large a distance
+                 // Paper - move check up
+                 this.player.clearActiveItem(); // SPIGOT-4706