1.0.1 (22-Jun-2016)
* Use Stdext-2.0.0

0.10.0 (4-Apr-2015)
* add `Stats.reqs_outstanding`
* add an opam file for ease of development

0.9.2 (4-Jun-2014):
* Compatibility with stdext 0.11.0
* Cope with two blktaps being installed (2.0/2.5)

0.9.0 (29-May-2013):
* first public release

