Update upstream CB, reduce version cache time

Closes GH-602

Spigot-API-Patches/0008-Check-Paper-versions.patch

@@ -1,11 +1,11 @@
-From 9159553f5801fda15241c4be67595ea5c22ba4e4 Mon Sep 17 00:00:00 2001
+From d9b95019ce4ca79338a34067bd0b6ea22ddd245d Mon Sep 17 00:00:00 2001
 From: Zach Brown <zach.brown@destroystokyo.com>
 Date: Mon, 29 Feb 2016 17:58:01 -0600
 Subject: [PATCH] Check Paper versions
 
 
 diff --git a/src/main/java/org/bukkit/command/defaults/VersionCommand.java b/src/main/java/org/bukkit/command/defaults/VersionCommand.java
-index 760d58e..0790f3c 100644
+index 760d58eb..aae605e9 100644
 --- a/src/main/java/org/bukkit/command/defaults/VersionCommand.java
 +++ b/src/main/java/org/bukkit/command/defaults/VersionCommand.java
 @@ -28,6 +28,11 @@ import org.json.simple.JSONObject;
@@ -20,6 +20,15 @@ index 760d58e..0790f3c 100644
  public class VersionCommand extends BukkitCommand {
      public VersionCommand(String name) {
          super(name);
+@@ -151,7 +156,7 @@ public class VersionCommand extends BukkitCommand {
+ 
+     private void sendVersion(CommandSender sender) {
+         if (hasVersion) {
+-            if (System.currentTimeMillis() - lastCheck > 21600000) {
++            if (System.currentTimeMillis() - lastCheck > 7200000) { // Paper - Lower to 2 hours
+                 lastCheck = System.currentTimeMillis();
+                 hasVersion = false;
+             } else {
 @@ -182,24 +187,28 @@ public class VersionCommand extends BukkitCommand {
          }
      }
@@ -139,5 +148,5 @@ index 760d58e..0790f3c 100644
 +    // Paper end
  }
 -- 
-2.9.2.windows.1
+2.11.1.windows.1