verbDictionary.put(ActivityVerb.POST, new PostRenderer());
verbDictionary.put(ActivityVerb.SHARE, new ShareRenderer());
objectDictionary.put(BaseObjectType.BOOKMARK, new BookmarkRenderer());
objectDictionary.put(BaseObjectType.NOTE, new NoteRenderer());
objectDictionary.put(BaseObjectType.VIDEO, new VideoRenderer());
objectDictionary.put(BaseObjectType.FILE, new FileRenderer());
Session.getInstance().getEventBus()
.addObserver(ChangeShowStreamRecipientEvent.class, new Observer<ChangeShowStreamRecipientEvent>()