Fixed unable to reach the specified max level in XPTable

Fixed the AP cost display issue in NPC combat control mod.
Added a tweak for weapon perk modifier to AIBestWeaponFix.
Minor edits to code/documents.
Updated version number.

artifacts/mods/gl_partycontrol.ssl

@@ -58,6 +58,7 @@ procedure combatturn_handler begin
                critter_add_trait(critter, TRAIT_PERK, perkID, level);
             end
          end
+         intface_redraw;
          lightDist := get_object_data(critter, OBJ_DATA_LIGHT_DISTANCE);
          lightInt := get_object_data(critter, OBJ_DATA_LIGHT_INTENSITY);
          obj_set_light_level(critter, 100, 4);