[Experimental] Don't check for permissions on root parents.

worldedit-core/src/main/java/com/sk89q/worldedit/util/command/SimpleDispatcher.java

@@ -104,7 +104,7 @@ public class SimpleDispatcher implements Dispatcher {
     @Override
     public Object call(String arguments, CommandLocals locals, String[] parentCommands) throws CommandException {
         // We have permission for this command if we have permissions for subcommands
-        if (!testPermission(locals)) {
+        if (parentCommands.length != 0 && !testPermission(locals)) {
             throw new CommandPermissionsException();
         }
 

worldedit-core/src/main/java/com/sk89q/worldedit/util/command/parametric/ParametricCallable.java

@@ -182,7 +182,7 @@ class ParametricCallable implements CommandCallable {
     @Override
     public Object call(String stringArguments, CommandLocals locals, String[] parentCommands) throws CommandException {
         // Test permission
-        if (!testPermission(locals)) {
+        if (parentCommands.length != 0 && !testPermission(locals)) {
             throw new CommandPermissionsException();
         }