Fix scripting

Core/src/main/java/com/intellectualcrafters/plot/PS.java

@@ -182,10 +182,6 @@ public class PS {
                     PS.debug("Incompatible version of WorldEdit, please upgrade: http://builds.enginehub.org/job/worldedit?branch=master");
                 }
             }
-            // Commands
-            if (Settings.Enabled_Components.COMMANDS) {
-                this.IMP.registerCommands();
-            }
             if (Settings.Enabled_Components.EVENTS) {
                 this.IMP.registerPlayerEvents();
                 this.IMP.registerInventoryEvents();
@@ -232,6 +228,10 @@ public class PS {
             AbstractTitle.TITLE_CLASS = this.IMP.initTitleManager();
             // Chat
             ChatManager.manager = this.IMP.initChatManager();
+            // Commands
+            if (Settings.Enabled_Components.COMMANDS) {
+                this.IMP.registerCommands();
+            }
             // Economy
             if (Settings.Enabled_Components.ECONOMY) {
                 TaskManager.runTask(new Runnable() {

Core/src/main/java/com/intellectualcrafters/plot/object/PlotPlayer.java

@@ -60,10 +60,14 @@ public abstract class PlotPlayer implements CommandCaller, OfflinePlotPlayer {
      * @param value
      */
     public void setMeta(String key, Object value) {
-        if (this.meta == null) {
+        if (value == null) {
-            this.meta = new ConcurrentHashMap<>();
+            deleteMeta(key);
+        } else {
+            if (this.meta == null) {
+                this.meta = new ConcurrentHashMap<>();
+            }
+            this.meta.put(key, value);
         }
-        this.meta.put(key, value);
     }
 
     /**

Core/src/main/java/com/plotsquared/general/commands/Command.java

@@ -59,6 +59,9 @@ public abstract class Command {
         this.required = required;
         this.category = cat;
         this.aliases = Arrays.asList(id);
+        if (this.parent != null) {
+            this.parent.register(this);
+        }
     }
 
     public Command(Command parent, boolean isStatic) {