nl_tokens: Deposit a relation for which the relatedModel can t be resolved at the moment .
pl_tokens: function ( relation ) { var exists = _ . <mask> ( this . _orphanRelations , function ( rel ) { return _ . all ( relation || [ ] , function ( val , key ) { return val === rel [ key ] ; } ) ; } ) ; if ( ! exists && relation . model && relation . type ) { this . _orphanRelations . push ( relation ) ; } }