1.4.1.1 (2 Feb 2020)
--------------------
- allow `base-4.13`, `fgl-5.7`, and `containers-0.6`.
- Test on GHC 8.6 and 8.8.
1.4.1 (28 May 2018)
-------------------
- add new `drawGraph'` function which allows specifying whether edges
or vertices should be layered on top.
- allow `base-4.11`, `fgl-5.6`, and `graphviz-2999.20`.
1.4 (27 Oct 2016)
-----------------
- allow `diagrams-lib-1.4`
1.3.1 (13 July 2016)
--------------------
- add `simpleGraphDiagram` function
1.3.0.1 (6 June 2016)
---------------------
- allow `base-4.9`
- test on GHC 8.0.1
1.3.0.0 (2015-09-18)
--------------------
Initial release.