Add capability to find old tab link with `data-route-tab-id` attribute when using `tabs-routable`.
Add capability to find old tab link with `data-route-tab-id` attribute when using `tabs-routable`.

framework7io/Framework7,AdrianV/Framework7,dingxin/Framework7,iamxiaoma/Framework7,AdrianV/Framework7,dingxin/Framework7,nolimits4web/Framework7,iamxiaoma/Framework7,iamxiaoma/Framework7,iamxiaoma/Framework7,framework7io/Framework7,nolimits4web/Framework7,nolimits4web/Framework7,AdrianV/Framework7