anchor.diff:                    initButtons(query, searchFilter);
                   }
                 );
  -              atWhoUpdating = false;
  -            }, 100);
  +            });
             },
             tplEval: function(_tpl, map) {
               return _templateEval(_tpl, map);
  
positive.code:             var searchFilter = $('.atwho-view[style] .btn-primary')
                                  .data('filter');
  
              // Hack for preventing second execution of this callback, triggered
              // when user switches to different AtWho listener (e.g. from # to
              // task#), which causes both of them to be called. In such case,
              // AtWHO modal needs to be rerendered.
              if(atWhoUpdating || (!$(field).length && _.isUndefined(searchFilter))) {
                setTimeout(function() {
                  $(field).atwho('run');
                }, 100);
                return;
              }
  
              atWhoUpdating = true;
              setTimeout(function() {
                if (_.isUndefined(searchFilter)) {
                  searchFilter = defaultSearchFilter;
                }
  
negative.code:       return res;
      }
  
      /**
       * Hackish wrapper function to make AtWho work when switching between
       * multiple AtWho instances (e.g. from # to task#).
       *
       * Prevents second execution of AtWho update callback, triggered when user
       * switches to different AtWho instance (e.g. from # to task#), which causes
       * both of them to be called. In such case, AtWhO modal needs to be
       * rerendered.
       */
      function atWhoSwitchHack(searchFilter, remoteFilterCb) {
        if(atWhoUpdating || (!$(field).length && _.isUndefined(searchFilter))) {
          setTimeout(function() {
            $(field).atwho('run');
          }, 100);
          return;
        }
  
        atWhoUpdating = true;
        setTimeout(function() {
          remoteFilterCb();
          atWhoUpdating = false;
        }, 100);
      }
  
      function atWhoSettings(at, defaultSearchFilter) {
        return {
          at: at,
  