fixing package add
fixing package add

AlfiyaZi/nbviewer,Jay-Oh-eN/nbviewer,imsparsh/nbviewer,AlfiyaZi/nbviewer,roxyboy/nbviewer,imsparsh/nbviewer,iamjakob/nbviewer,bollwyvl/nbviewer,roxyboy/nbviewer,Sage-Bionetworks/nbviewer,christophelec/nbviewer,thomasyu888/nbviewer,christophelec/nbviewer,Sage-Bionetworks/nbviewer,thomasyu888/nbviewer,iamjakob/nbviewer,bollwyvl/nbviewer,Jay-Oh-eN/nbviewer