Change logs for lwipv6 source package in Bionic

lwipv6 (1.5a-2ubuntu2) vivid; urgency=medium

  * debian/patches/check_and_use_libdl.patch: Patch configure.ac instead of
    configure so it doesn't disappear during an autoreconf.
 -- Logan Rosen <email address hidden>   Sun, 21 Dec 2014 04:25:46 -0500