creationix

/*
0 - [foo]         [[0][]]        time      - Add empty folder /foo
1 - [foo,hello]   [[1][1]]       time meta - Add file /foo/hello
2 - [foo,goodbye] [[2][1,2]]     time meta - Add file /foo/goodbye
3 - [foo,man]     [[3][1,2,3][]] time      - Add empty folder /foo/man
4 - [bar,baz]     [[3,4][4]]     time meta - Add file /bar/baz
5 - [bar,bit]     [[3,5][4,5]]   time meta - Add file /bar/bit
6 - [foo,hello]   [[5,6][2,3]]   time      - Delete /foo/hello