Removed CommandCallable.getValueFlags().

Parsing of arguments is no longer done automatically so this method
is extraneous.

src/main/java/com/sk89q/worldedit/util/command/CommandCallable.java

@@ -23,19 +23,11 @@ import com.sk89q.minecraft.util.commands.CommandException;
 import com.sk89q.minecraft.util.commands.CommandLocals;
 
 import java.util.List;
-import java.util.Set;
 
 /**
  * A command that can be executed.
  */
 public interface CommandCallable {
-    
-    /**
-     * Get a list of value flags used by this command.
-     * 
-     * @return a list of value flags
-     */
-    Set<Character> getValueFlags();
 
     /**
      * Execute the correct command based on the input.

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

@@ -101,11 +101,6 @@ public class SimpleDispatcher implements Dispatcher {
         return commands.get(alias.toLowerCase());
     }
 
-    @Override
-    public Set<Character> getValueFlags() {
-        return Collections.emptySet();
-    }
-
     @Override
     public boolean call(String arguments, CommandLocals locals, String[] parentCommands) throws CommandException {
         // We have permission for this command if we have permissions for subcommands

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

@@ -273,7 +273,11 @@ class ParametricCallable implements CommandCallable {
         return Collections.emptyList();
     }
 
-    @Override
+    /**
+     * Get a list of value flags used by this command.
+     *
+     * @return a list of value flags
+     */
     public Set<Character> getValueFlags() {
         return valueFlags;
     }