remove fullbright

src/main/java/land/chipmunk/chipmunkmod/Configuration.java

@@ -10,7 +10,7 @@ public class Configuration {
   public CommandCore core = new CommandCore();
   public Bots bots = new Bots();
   public CustomChat customChat = new CustomChat();
-  public boolean fullbright = true; // should this be false?
+  public boolean fullbright = true; // unused, but it is here for old configs
   public String autoSkinUsername = "off";
 
   public static class CommandManager {

src/main/resources/default_config.json

@@ -33,7 +33,5 @@
     }
   },
 
-  "fullbright": true,
-
   "autoSkinUsername": "off"
 }