more optimizations

removed AuthourShoutStore
loadShouts:sort by viewed
loadShouts with_author_cations option added

resolvers/zine/profile.py

@@ -7,11 +7,11 @@ from auth.authenticate import login_required
 from base.orm import local_session
 from base.resolvers import mutation, query
 from orm.reaction import Reaction
+from orm.shout import ShoutAuthor
 from orm.topic import Topic, TopicFollower
 from orm.user import AuthorFollower, Role, User, UserRating, UserRole
 from services.stat.reacted import ReactedStorage
 from services.stat.topicstat import TopicStat
-from services.zine.shoutauthor import ShoutAuthor
 
 # from .community import followed_communities
 from resolvers.inbox.unread import get_total_unread_counter