Fix double-close bugs on bind() errors reported by MC on the list. Removed MHD2 draft code, now in libmicrohttpd2.git. Changelog: https://git.gnunet.org/libmicrohttpd.git/tree/ChangeLog Signed-off-by: Scott Fan <fancp2007@gmail.com> Signed-off-by: Julien Olivain <ju.o@free.fr>