Fixed router issue with optional format
Fixed router issue with optional format

Now /:id.:format? is valid again

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