Disabled scroll change on idle

Fixed #666

app/js/controllers.js

@@ -1393,7 +1393,7 @@ angular.module('myApp.controllers', ['myApp.i18n'])
 
       if (curPeer) {
         $scope.historyState.typing.splice(0, $scope.historyState.typing.length);
-        $scope.$broadcast('ui_history_append_new', {my: addedMessage.my});
+        $scope.$broadcast('ui_history_append_new', {my: addedMessage.my, idle: $rootScope.idle.isIDLE});
         if (addedMessage.my && $scope.historyUnreadAfter) {
           delete $scope.historyUnreadAfter;
           $scope.$broadcast('messages_unread_after');

app/js/directives.js

@@ -800,7 +800,7 @@ angular.module('myApp.directives', ['myApp.filters'])
           curAnimation = false;
 
       $scope.$on('ui_history_append_new', function (e, options) {
-        if (!atBottom && !options.my) {
+        if ((!atBottom || options.idle) && !options.my) {
           return;
         }
         var curAnimated = animated &&