Revert "store views on the shouts table, remove the viewed table"

orm/__init__.py

@@ -6,6 +6,7 @@ from orm.reaction import Reaction
 from orm.shout import Shout
 from orm.topic import Topic, TopicFollower
 from orm.user import User, UserRating
+from orm.viewed import ViewedEntry
 
 # NOTE: keep orm module isolated
 
@@ -21,6 +22,7 @@ __all__ = [
     "Notification",
     "Reaction",
     "UserRating",
+    "ViewedEntry"
 ]
 
 
@@ -33,4 +35,5 @@ def init_tables():
     Role.init_table()
     UserRating.init_table()
     Shout.init_table()
+    ViewedEntry.init_table()
     print("[orm] tables initialized")