* MSVC: Build fixes related to _GL_ATTRIBUTE_CONST and
_GL_ATTRIBUTE_PURE.
Reported by Bartosz Brachaczek <b.brachaczek@gmail.com>.
* examples: Fix compiler warning about ignoring return value from
fgets.
* tests: Ship with a valgrind suppressions file for the strlen
issue.
* Update gnulib files and translations.
* API and ABI is backwards compatible with the previous version.
OBS-URL: https://build.opensuse.org/package/show/devel:libraries:c_c++/libidn?expand=0&rev=33
