Fix codestyle.

opaque.py

@@ -10,7 +10,12 @@ migrate = Migrate(app, db)
 
 @app.shell_context_processor
 def make_shell_context():
-    return dict(db=db, Corpus=Corpus, User=User, Role=Role, Permission=Permission, Job=Job)
+    return dict(db=db,
+                Corpus=Corpus,
+                User=User,
+                Role=Role,
+                Permission=Permission,
+                Job=Job)
 
 
 @app.cli.command()