add JetBrains's IDE Copyright Configuration

.idea/copyright/2020_Arnaud_Vergnet.xml

@@ -0,0 +1,6 @@
+<component name="CopyrightManager">
+  <copyright>
+    <option name="notice" value="Copyright 2020 Arnaud Vergnet&#10;&#10;This file is part of CAMPUS.&#10;&#10;CAMPUS is free software: you can redistribute it and/or modify&#10;it under the terms of the GNU General Public License as published by&#10;the Free Software Foundation, either version 3 of the License, or&#10;(at your option) any later version.&#10;&#10;CAMPUS is distributed in the hope that it will be useful,&#10;but WITHOUT ANY WARRANTY; without even the implied warranty of&#10;MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the&#10;GNU General Public License for more details.&#10;&#10;You should have received a copy of the GNU General Public License&#10;along with CAMPUS.  If not, see &lt;https://www.gnu.org/licenses/&gt;." />
+    <option name="myName" value="2020 Arnaud Vergnet" />
+  </copyright>
+</component>

.idea/copyright/profiles_settings.xml

@@ -0,0 +1,7 @@
+<component name="CopyrightManager">
+  <settings>
+    <module2copyright>
+      <element module="Project Files" copyright="2020 Arnaud Vergnet" />
+    </module2copyright>
+  </settings>
+</component>