Fixed `connect.static()` vulernability, now stripping nullbytes
Fixed `connect.static()` vulernability, now stripping nullbytes

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