Remove SWCommandUtils StringBuilder support as Mapper

SpigotCore_Main/src/de/steamwar/command/SWCommand.java

@@ -180,6 +180,7 @@ public abstract class SWCommand {
     @Target({ElementType.METHOD})
     protected @interface Register {
         String[] value() default {};
+
         boolean help() default false;
     }
 
@@ -187,6 +188,7 @@ public abstract class SWCommand {
     @Target({ElementType.PARAMETER, ElementType.METHOD})
     protected @interface Mapper {
         String value();
+
         boolean local() default false;
     }
 

SpigotCore_Main/src/de/steamwar/command/SWCommandUtils.java

@@ -60,7 +60,6 @@ public class SWCommandUtils {
         addMapper(double.class, Double.class, createMapper(Double::parseDouble, numberCompleter(Double::parseDouble)));
         addMapper(int.class, Integer.class, createMapper(Integer::parseInt, numberCompleter(Integer::parseInt)));
         MAPPER_FUNCTIONS.put(String.class.getTypeName(), createMapper(s -> s, Collections::singletonList));
-        MAPPER_FUNCTIONS.put(StringBuilder.class.getTypeName(), createMapper(StringBuilder::new, Collections::singletonList));
         MAPPER_FUNCTIONS.put(Player.class.getTypeName(), createMapper(Bukkit::getPlayer, s -> Bukkit.getOnlinePlayers().stream().map(Player::getName).collect(Collectors.toList())));
         MAPPER_FUNCTIONS.put(GameMode.class.getTypeName(), createMapper(s -> {
             s = s.toLowerCase();