Update app.js

Project configuration has weird objections to tabs.

apps/pooqroman/app.js

@@ -76,7 +76,6 @@ class Options {
                 this.backing[k] = v;
                 // Ten second writeback delay, since the user will roll values up and down.
                 this.writeBack(10000);
-		return v;
             }
         });
     }