Availability indicator (#2044)

* status indicators changing properly

* away status wip

* updating away status on connection

* remove obsolete logs

* fix typecheck

* minor adjustments

* darker outline

* Trying darker outline

* Apply suggestions from code review

* Update pusher/src/Model/Zone.ts

* Making the dot smaller

* Marking onleavezone as deprecated

Co-authored-by: Piotr 'pwh' Hanusiak <p.hanusiak@workadventu.re>
Co-authored-by: David Négrier <d.negrier@thecodingmachine.com>

messages/protos/messages.proto

@@ -53,6 +53,7 @@ message SetPlayerDetailsMessage {
   google.protobuf.UInt32Value outlineColor = 3;
   google.protobuf.BoolValue removeOutlineColor = 4;
   google.protobuf.BoolValue showVoiceIndicator = 5;
+  google.protobuf.BoolValue away = 6;
 }
 
 message UserMovesMessage {
@@ -206,6 +207,7 @@ message UserJoinedMessage {
   string userUuid = 7;
   uint32 outlineColor = 8;
   bool hasOutline = 9;
+  bool away = 10;
 }
 
 message UserLeftMessage {
@@ -344,6 +346,7 @@ message JoinRoomMessage {
   CompanionMessage companion = 8;
   string visitCardUrl = 9;
   string userRoomToken = 10;
+  bool away = 11;
 }
 
 message UserJoinedZoneMessage {
@@ -357,6 +360,7 @@ message UserJoinedZoneMessage {
   string userUuid = 8;
   uint32 outlineColor = 9;
   bool hasOutline = 10;
+  bool away = 11;
 }
 
 message UserLeftZoneMessage {