[common] fix null color

package.json

@@ -1,6 +1,6 @@
 {
     "name": "tankz",
-    "version": "0.13.0",
+    "version": "0.13.1",
     "private": true,
     "devDependencies": {
         "dateformat": "^3.0.3",

src/common/haxe/ru/m/tankz/config/Config.hx

@@ -75,7 +75,7 @@ typedef PlayerConfig = {
     @:optional var bonus:Float;
     @:optional var protect:Float;
     @:optional var life:Int;
-    @:optional var color:Color;
+    @:optional var color:Null<Int>;
     @:optional var control:String;
 }
 
@@ -89,7 +89,7 @@ typedef TeamConfig = {
     @:optional var eagle:EagleConfig;
     @:optional var life:Int;
     @:optional var spawnInterval:Int;
-    @:optional var color:Color;
+    @:optional var color:Null<Int>;
 }
 
 typedef GamePreset = {
@@ -108,7 +108,7 @@ typedef LevelConfig = {
 typedef PlayerControl = {
     var playerId:PlayerId;
     var control:String;
-    @:optional var color:Color;
+    @:optional var color:Null<Int>;
 }
 
 typedef ControlPreset = {
@@ -235,7 +235,7 @@ class Config {
 
     public function getColor(playerId:PlayerId):Color {
         var player = getPlayer(playerId);
-        if (player != null && !player.color.zero) {
+        if (player != null && player.color != null) {
             return player.color;
         }
         var team = getTeam(playerId.team);

src/common/haxe/ru/m/tankz/game/EntityBuilder.hx

@@ -44,11 +44,11 @@ class EntityBuilder {
         return eagle;
     }
 
-    public function buildTank(point:EntityPoint, playerId:PlayerId, type:TankType, color:Color, bonusOff:Bool = false):Tank {
+    public function buildTank(point:EntityPoint, playerId:PlayerId, type:TankType, color:Null<Color>, bonusOff:Bool = false):Tank {
         var playerConfig = config.getPlayer(playerId);
         var tankConfig = config.getTank(type);
         var tank = new Tank(++entityId, buildRect(point, tankConfig.width, tankConfig.height), playerId, tankConfig);
-        tank.color = color.zero ? config.getColor(playerId) : color;
+        tank.color = color == null ? config.getColor(playerId) : color;
         if (!bonusOff) {
             tank.bonus = Math.random() < playerConfig.bonus;
         }

src/common/haxe/ru/m/tankz/game/Game.hx

@@ -86,7 +86,7 @@ import ru.m.tankz.Type;
         for (team in teams.iterator()) {
             for (player in team.players.iterator()) {
                 var playerControl = controlsById.get(player.id);
-                if (playerControl != null && !playerControl.color.zero) {
+                if (playerControl != null && playerControl.color != null) {
                     player.state.color = playerControl.color;
                 }
                 var controlType:Controller = AController.fromString(playerControl != null ? playerControl.control : player.config.control);