Updated the about box

nw/gui/mainmenu.py

@@ -121,13 +121,21 @@ class GuiMainMenu(QMenuBar):
     def _showAbout(self):
         listPrefix = "  •  "
         aboutMsg   = (
-            "<h3>About {name:s}</h3>"
-            "<p>Version: {version:s}<br>Release Date: {date:s}</p>"
+            "<h3>This is {name:s}</h3>"
+            "<p>Version {version:s}, released {date:s}.</p>"
+            "<p>{copyright:s}.</p>"
             "<p>{name:s} is a markdown-like text editor designed for organising "
             "and writing novels. It is written in Python 3 with a Qt5 GUI, "
-            "using PyQt5</p>"
-            "<p>{name:s} is licensed under GPL v3.0</p>"
-            "<p>{copyright:s}</p>"
+            "using PyQt5.</p>"
+            "<p>{name:s} is free software: you can redistribute it and/or "
+            "modify it under the terms of the GNU General Public License as "
+            "published by the Free Software Foundation, either version 3 of the "
+            "License, or (at your option) any later version.</p>"
+            "<p>{name:s} is distributed in the hope that it will be useful, "
+            "but WITHOUT ANY WARRANTY; without even the implied warranty of "
+            "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.</p><p>See the "
+            "<a href='https://www.gnu.org/licenses/gpl-3.0.html'>GPL v3.0</a> "
+            "License for more details.</p>"
             "<p>Website: <a href='{website:s}'>{website:s}</a></p>"
             "<h4>Credits</h4>"
             "<p>{credits:s}</p>"