configure.ac, NEWS: Bump version to 0.18.0

* configure.ac, NEWS: Bump version to 0.18.0.

NEWS

@@ -7,7 +7,7 @@ Copyright (C) Artyom V. Poptsov <poptsov.artyom@gmail.com>
   are permitted in any medium without royalty provided the copyright
   notice and this notice are preserved.
 
-* Unreleased
+* Changes in version 0.18.0 (2024-11-10)
 ** Change =(ssh popen)= procedures behavior                     :API_CHANGE:
 Now the following procedures handle the program arguments the same way as
 =open-pipe*= procedure. This also makes the their behavior match the

configure.ac

@@ -21,15 +21,15 @@ You should have received a copy of the GNU General Public License
 along with Guile-SSH.  If not, see <http://www.gnu.org/licenses/>.
 ]])
 
-AC_INIT([Guile-SSH], [0.17.0], [poptsov.artyom@gmail.com],
+AC_INIT([Guile-SSH], [0.18.0], [poptsov.artyom@gmail.com],
                      [guile-ssh],
                      [https://github.com/artyom-poptsov/guile-ssh])
 
 AC_COPYRIGHT(GUILE_SSH_CONFIGURE_COPYRIGHT)
 
 dnl See
 dnl <https://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html>
-LIBGUILE_SSH_INTERFACE="17:0:3"
+LIBGUILE_SSH_INTERFACE="18:0:0"
 AC_SUBST(LIBGUILE_SSH_INTERFACE)
 
 AC_CONFIG_AUX_DIR([build-aux])