remove /popular url and stats
remove /popular url and stats

with recent improvement, db is the bottleneck

bollwyvl/nbviewer,twosigma/beaker-sharing-server,twosigma/beaker-sharing-server,Jay-Oh-eN/nbviewer,christophelec/nbviewer,imsparsh/nbviewer,Sage-Bionetworks/nbviewer,thomasyu888/nbviewer,AlfiyaZi/nbviewer,franblas/beaker-sharing-server,franblas/beaker-sharing-server,AlfiyaZi/nbviewer,Jay-Oh-eN/nbviewer,christophelec/nbviewer,imsparsh/nbviewer,franblas/beaker-sharing-server,twosigma/beaker-sharing-server,iamjakob/nbviewer,Sage-Bionetworks/nbviewer,roxyboy/nbviewer,iamjakob/nbviewer,roxyboy/nbviewer,twosigma/beaker-sharing-server,bollwyvl/nbviewer,franblas/beaker-sharing-server,thomasyu888/nbviewer