fix upvoting story no longer gives you brownie points

closes #1008

server/boot/story.js

@@ -264,10 +264,6 @@ module.exports = function(app) {
         }
         return saveUser(user);
       })
-      .flatMap(function() {
-        req.user.progressTimestamps.push(Date.now());
-        return saveUser(req.user);
-      })
       .flatMap(function() {
         return story$;
       })