Removed view data chache

app/src/main/java/chat/rocket/android/helper/Avatar.java

@@ -82,10 +82,6 @@ public class Avatar {
    * render avatar into RocketChatAvatar.
    */
   public void into(final RocketChatAvatar rocketChatAvatar) {
-    if (ViewDataCache.isStored(username, rocketChatAvatar)) {
-      return;
-    }
-
     final Context context = rocketChatAvatar.getContext();
     rocketChatAvatar.loadImage(getImageUrl(), getTextDrawable(context));
   }

app/src/main/java/chat/rocket/android/helper/ViewDataCache.java

-package chat.rocket.android.helper;
-
-import android.view.View;
-
-/**
- * save String to setTag.
- */
-public class ViewDataCache {
-
-  /**
-   * stores str if not stored. returns true if already stored.
-   */
-  public static boolean isStored(String str, View view) {
-    if (view.getTag() != null && view.getTag() instanceof String
-        && ((String) view.getTag()).equals(str)) {
-      return true;
-    }
-    view.setTag(str);
-    return false;
-  }
-}