Timings v2: Plugins don't always register commands properly

*mumbles*

Spigot-API-Patches/Timings-v2.patch

@@ -2900,6 +2900,18 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
              this.label = name;
              return true;
          }
+@@ -0,0 +0,0 @@ public abstract class Command {
+     public boolean register(CommandMap commandMap) {
+         if (allowChangesFrom(commandMap)) {
+             this.commandMap = commandMap;
++            // Paper start - Some plugins do things the wrong way, try and account for that
++            if (this.timings == null) {
++                this.timings = co.aikar.timings.TimingsManager.getCommandTiming("unknown", this);
++            }
++            // Paper end
+             return true;
+         }
+ 
 diff --git a/src/main/java/org/bukkit/command/FormattedCommandAlias.java b/src/main/java/org/bukkit/command/FormattedCommandAlias.java
 index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
 --- a/src/main/java/org/bukkit/command/FormattedCommandAlias.java