add glowing

SpigotCore_Main/src/de/steamwar/entity/REntity.java

@@ -62,6 +62,7 @@ public class REntity {
     private FlatteningWrapper.EntityPose pose = FlatteningWrapper.EntityPose.NORMAL;
     private boolean bowDrawn;
     private boolean noGravity;
+    private boolean isGlowing;
     private int fireTick;
     @Getter
     private String displayName;
@@ -86,6 +87,7 @@ public class REntity {
         this.itemSlots = entityType == EntityType.PLAYER ? new HashMap<>() : null;
 
         this.noGravity = false;
+        this.isGlowing = false;
 
         server.addEntity(this);
     }
@@ -196,6 +198,13 @@ public class REntity {
             server.updateEntity(this,getDataWatcherPacket(noGravityDataWatcher,noGravity));
     }
 
+    public void setGlowing(boolean glowing) {
+        this.isGlowing = glowing;
+        if(Core.getVersion() > 8) {
+            server.updateEntity(this,getDataWatcherPacket(entityStatusWatcher,getEntityStatus()));
+        }
+    }
+
     private static int spawnPacketOffset() {
         switch (Core.getVersion()) {
             case 8:
@@ -288,6 +297,8 @@ public class REntity {
             status |= 0x10;
         if(invisible)
             status |= 0x20;
+        if(Core.getVersion() > 8 && isGlowing)
+            status |= 0x40;
 
         return status;
     }