Update to Minecraft 1.15

By: md_5 <git@md-5.net>

paper-server/nms-patches/CommandBlockListenerAbstract.patch

@@ -8,19 +8,19 @@
  
  public abstract class CommandBlockListenerAbstract implements ICommandListener {
  
-@@ -15,6 +16,10 @@
+@@ -16,6 +17,10 @@
      private IChatBaseComponent lastOutput;
      private String command = "";
-     private IChatBaseComponent customName = new ChatComponentText("@");
+     private IChatBaseComponent customName;
 +    // CraftBukkit start
 +    @Override
 +    public abstract CommandSender getBukkitSender(CommandListenerWrapper wrapper);
 +    // CraftBukkit end
  
-     public CommandBlockListenerAbstract() {}
- 
-@@ -102,14 +107,7 @@
-                 if (minecraftserver != null && minecraftserver.F() && minecraftserver.getEnableCommandBlock() && !UtilColor.b(this.command)) {
+     public CommandBlockListenerAbstract() {
+         this.customName = CommandBlockListenerAbstract.c;
+@@ -105,14 +110,7 @@
+                 if (minecraftserver != null && minecraftserver.J() && minecraftserver.getEnableCommandBlock() && !UtilColor.b(this.command)) {
                      try {
                          this.lastOutput = null;
 -                        CommandListenerWrapper commandlistenerwrapper = this.getWrapper().a((commandcontext, flag, i) -> {
@@ -35,15 +35,3 @@
                      } catch (Throwable throwable) {
                          CrashReport crashreport = CrashReport.a(throwable, "Executing command block");
                          CrashReportSystemDetails crashreportsystemdetails = crashreport.a("Command to be executed");
-@@ -140,6 +138,11 @@
-     }
- 
-     public void setName(IChatBaseComponent ichatbasecomponent) {
-+        // CraftBukkit start
-+        if (ichatbasecomponent == null) {
-+            ichatbasecomponent = new ChatComponentText("@");
-+        }
-+        // CraftBukkit end
-         this.customName = ichatbasecomponent;
-     }
-