Rework clanmanmode attack option hiding (#746)

* A whole bunch of refactoring

* Api/mixins/injector additions for hiding attack options

* Rework clanmanmode attack hiding

* Update Client.java

runescape-client/src/main/java/Message.java

@@ -219,7 +219,7 @@ public class Message extends DualNode {
                   boolean var8;
                   if(Character.isISOControl(var7)) {
                      var8 = false;
-                  } else if(VarcInt.method4807(var7)) {
+                  } else if(VarcInt.isAlphaNumeric(var7)) {
                      var8 = true;
                   } else {
                      char[] var13 = class305.__kb_q;