RELEASENOTES:
== 2.1.11 ==
(2014-01-31)
* hostmask parsing bug fixed by pmarks (a nearly complete rewrite of the mask parsing code)
* i97, incorrectly parses some v6 addresses.
* docstring typos.
* i95, refer to the nets in the exception raised by collapse_address_list
* add license to boilerplate to test-2to3.sh