0.1.0.4

* fix bug in breadth/depth first search.

0.1.0.3

* add breadth-first and depth-first search functions.

0.1.0.2

* change `TagPosTreeState` combinators to use `Identity`.

0.1.0.1

* more functions.
* more instances.
* fix bug in `Tag` prisms.

0.1.0.0

* The initial version of tagsoup-navigate.