[moserial] Bump version to v3.0.13

[Michael J. Chudobiak <mjc src gnome org>]

commit f1ee7430f9c91e01af67439586438bbcf4f65d82
Author: Mictronics <github mictronics de>
Date:   Sat May 2 19:59:56 2020 +0200

    Bump version to v3.0.13

 NEWS                | 20 ++++++++++++++++++++
 configure.ac        |  2 +-
 src/MainWindow.vala |  2 +-
 3 files changed, 22 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index b77baba..8c22c7f 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,23 @@
+Version 3.0.13
+--------------
+
+       * Add transmission macros
+       * Save and restore outgoing input string from profile.
+       * Save and restore input line ending from profile
+       * Save and restore input mode from profile
+       * Save and restore selected notebook tabs from profile
+       * Allow custom baud rate input
+       * Add 3MBaud rate
+       * Don't use legacy path for AppStream metainfo file
+       * Fix outgoing input field and send button are sensitive while port is readonly
+       * Add ttyAMA filter for example on Raspberry Pi 
+       * Fix GtkDialog mapped without a transient parent
+       * Add language zh_TW
+       * Add indication and control of serial port signals
+       * Fix deprecated objects for use with GTK v3.2.0
+       * Require modern version of Vala compiler and GTK3
+
+
 Version 3.0.12
 --------------
 
diff --git a/configure.ac b/configure.ac
index 5707a81..5a49099 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([moserial],[3.0.12],[http://bugzilla.gnome.org/enter_bug.cgi?product=moserial])
+AC_INIT([moserial],[3.0.13],[http://bugzilla.gnome.org/enter_bug.cgi?product=moserial])
 AC_CONFIG_SRCDIR([Makefile.am])
 AC_CONFIG_HEADERS(config.h)
 AM_INIT_AUTOMAKE([dist-xz tar-ustar no-dist-gzip])
diff --git a/src/MainWindow.vala b/src/MainWindow.vala
index 7460f64..a11b237 100644
--- a/src/MainWindow.vala
+++ b/src/MainWindow.vala
@@ -934,7 +934,7 @@ public class moserial.MainWindow : Gtk.Window // Have to extend Gtk.Winow to get
 
         show_about_dialog (gtkWindow,
                            "version", Config.VERSION,
-                           "copyright", "Copyright © 2009-2018\nMichael J. Chudobiak\n<mjc svn gnome org>",
+                           "copyright", "Copyright © 2009-2020\nMichael J. Chudobiak\n<mjc svn gnome org>",
                            "comments", _("A serial terminal for the GNOME desktop, optimized for logging and 
file capture."),
                            "authors", authors,
                            "translator-credits", _(translators),