added req.session.regenerate() test
added req.session.regenerate() test

austincitylimits/connect,wghust/connect,khalerc/connect,mi2oon/connect,llwanghong/connect,RoseTHERESA/connect,khirayama/connect,liuwei9413/connect,davehorton/drachtio,gtomitsuka/connect,qitianchan/connect,senchalabs/connect,tanveer12332/connect,dkfiresky/connect,RickyDan/connect,lian774739140/connect,chinazhaghai/connect,mi2oon/connect,brianloveswords/connect,behind2/connect,keenwon/connect