Fix minor style errors

And keep it that way, by making jscs config more opinionated.

// FREEBIE

test/models/conversations_test.js

@@ -93,7 +93,7 @@
                     sent_at        : Date.now(),
                     received_at    : Date.now()
                 });
-                message.save().then(done)
+                message.save().then(done);
             });
         });
         after(clearDatabase);