Document#all_nodes -> Document#each_node
Document#all_nodes -> Document#each_node

This method has been renamed and now yields nodes and their indexes instead of
buffering them in a node set.

altmetric/oga,altmetric/oga,jeffreybaird/oga,altmetric/oga,jeffreybaird/oga,dfockler/oga,YorickPeterse/oga,jeffreybaird/oga,dfockler/oga,jeffreybaird/oga,ttasanen/oga,ttasanen/oga,altmetric/oga,ttasanen/oga,ttasanen/oga,dfockler/oga,YorickPeterse/oga,dfockler/oga,jeffreybaird/oga,YorickPeterse/oga,YorickPeterse/oga,altmetric/oga,ttasanen/oga,dfockler/oga,YorickPeterse/oga