Merge branch 'develop' of github.com:thecodingmachine/workadventure into outline

# Conflicts:
#	front/src/Phaser/Game/GameScene.ts
#	front/src/Phaser/Player/Player.ts
#	front/src/index.ts
#	front/yarn.lock

back/src/Model/Websocket/ExSocketInterface.ts

@@ -9,6 +9,6 @@ export interface ExSocketInterface extends Socket, Identificable {
     webRtcRoomId: string;
     userId: string;
     name: string;
-    character: string;
+    characterLayers: string[];
     position: PointInterface;
 }

back/src/Model/Websocket/MessageUserJoined.ts

@@ -1,6 +1,6 @@
 import {PointInterface} from "_Model/Websocket/PointInterface";
 
 export class MessageUserJoined {
-    constructor(public userId: string, public name: string, public character: string, public position: PointInterface) {
+    constructor(public userId: string, public name: string, public characterLayers: string[], public position: PointInterface) {
     }
 }

back/src/Model/Websocket/MessageUserPosition.ts

@@ -6,6 +6,6 @@ export class Point implements PointInterface{
 }
 
 export class MessageUserPosition {
-    constructor(public userId: string, public name: string, public character: string, public position: PointInterface) {
+    constructor(public userId: string, public name: string, public characterLayers: string[], public position: PointInterface) {
     }
 }

back/src/Model/Websocket/SetPlayerDetailsMessage.ts

@@ -3,6 +3,6 @@ import * as tg from "generic-type-guard";
 export const isSetPlayerDetailsMessage =
     new tg.IsInterface().withProperties({
         name: tg.isString,
-        character: tg.isString
+        characterLayers: tg.isArray(tg.isString)
     }).get();
 export type SetPlayerDetailsMessage = tg.GuardedType<typeof isSetPlayerDetailsMessage>;