tree widget now uses slashes in notebook names as folder separators
remove unneeded comments
don't change notebook description, just change the label
Merge branch 'master' into hierarchical-notebook-names
whitespace
apply sort ordering to hierarchical notebooks
give proper ids to notebook hierarchy
apply hierarchies only to my notebooks not to other user trees
apply hierarchies to my alls (not just interests)
do hierarchies for others' notebooks i'm interested in
do hierarchies for others' alls
be consistent about naming folders without trailing slash

it's more consistent and less-error-prone
update tree

build up whole path using as_folder_hierarchy
update_tree() now takes path {children: [{children: [{...
verify each parent on the way in
delete childless parents on the way out
Merge branch 'hierarchical-notebook-names'