The main reason is allowing to run on 6LoWPAN devices, though also to
demonstrate IPv6 support with BSD Sockets in general.
Tested on 96b_carbon.
Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>
Don't call net configuration explicitly, instead rely on net_app
auto init service.
Thus, the only difference between POSIX and Zephyr versions of these
samples are different include files. The application code is 100%
the same.
Signed-off-by: Paul Sokolovsky <paul.sokolovsky@linaro.org>