Changes:
* Coding style has been unified
* SCRAM-SHA-256 and SCRAM-SHA-512 support
* c-ares support
* LibreSSL support
* Introduced global timed handlers that fire periodically regardless
of connections status, such a handler can be used to implement
deferred re-connection
* examples/register implements XEP-0077
* Fixed issue with IPv6 on Windows (#153)
* Improved portability across systems such as Haiku, Windows
* New API:
- xmpp_stanza_get_child_by_name_and_ns()
- xmpp_conn_is_connecting()
- xmpp_conn_is_connected()
- xmpp_conn_is_disconnected()
- xmpp_stanza_new_from_string()
- xmpp_stanza_add_child_ex()
- xmpp_stanza_get_context()
- xmpp_stanza_reply_error()
- xmpp_global_timed_handler_add()
- xmpp_global_timed_handler_delete()
Signed-off-by: Michael Vetter <jubalh@iodoru.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>