fix issue #41 (correct loading posts in both timeline and profile modal)

js/twister_actions.js

@@ -120,6 +120,7 @@ function requestPostRecursively(containerToAppend,username,resource,count)
                        requestPostRecursively(args.containerToAppend, n, "post"+lastk, count-1);
                    } else {
                        profilePostsLoading = false;
+                       args.containerToAppend.scroll();
                    }
                }
            }, {containerToAppend:containerToAppend, count:count} );

js/twister_timeline.js

@@ -205,6 +205,7 @@ function processReceivedPosts(req, posts) {
         timelineLoaded = true;
         $.MAL.postboardLoaded();
         _refreshInProgress = false;
+        $(window).scroll();
     } else {
         //we will request more older post...
         req.count += postsPerRefresh;