Remove last bit of chunk exists region file fix

CraftBukkit removed their implementation that caused this issue,
switching to Mojang's implementation which doesn't appear to share it. I
already removed the important bit in the last upstream merge, this is
just unused and unnecessary now. So we remove it.

Spigot-Server-Patches/0140-Add-server-name-parameter.patch

@@ -0,0 +1,28 @@
+From c325795fa35577349654d913c5be60aeddd6e6b4 Mon Sep 17 00:00:00 2001
+From: Martin Panzer <postremus1996@googlemail.com>
+Date: Sat, 28 May 2016 16:54:03 +0200
+Subject: [PATCH] Add server-name parameter
+
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/Main.java b/src/main/java/org/bukkit/craftbukkit/Main.java
+index 4399faf69..59d4e2e6f 100644
+--- a/src/main/java/org/bukkit/craftbukkit/Main.java
++++ b/src/main/java/org/bukkit/craftbukkit/Main.java
+@@ -134,6 +134,14 @@ public class Main {
+                         .defaultsTo(new File("paper.yml"))
+                         .describedAs("Yml file");
+                 // Paper end
++
++                // Paper start
++                acceptsAll(asList("server-name"), "Name of the server")
++                        .withRequiredArg()
++                        .ofType(String.class)
++                        .defaultsTo("Unknown Server")
++                        .describedAs("Name");
++                // Paper end
+             }
+         };
+ 
+-- 
+2.12.2.windows.2
+