Merge pull request #436 from fin-q/donkopotamus-patch-collection-name

Infer collection_name from __table__ instead of __tablename__

flask_restless/manager.py

@@ -576,7 +576,7 @@ def create_api_blueprint(self, name, model, methods=READONLY_METHODS,
             msg = 'Collection name must be nonempty'
             raise IllegalArgumentError(msg)
         if collection_name is None:
-            collection_name = model.__tablename__
+            collection_name = model.__table__.name
         # convert all method names to upper case
         methods = frozenset((m.upper() for m in methods))
         # the name of the API, for use in creating the view and the blueprint