added backbone to session.js
added backbone to session.js


Former-commit-id: 2d066c71b91aff897ac458be82377028e3cfbb56
vronvali/iLanguage,vronvali/iLanguage,iLanguage/iLanguage,iLanguage/iLanguage,vronvali/iLanguage,iLanguage/iLanguage,vronvali/iLanguage,cesine/iLanguage,cesine/iLanguage,cesine/iLanguage,cesine/iLanguage,vronvali/iLanguage,vronvali/iLanguage,iLanguage/iLanguage,iLanguage/iLanguage,cesine/iLanguage