Reformat and update the source file header docstrings

nw/error.py

@@ -1,28 +1,27 @@
 # -*- coding: utf-8 -*-
-"""novelWriter Exception Handling
+"""
+novelWriter – Exception Handling
+================================
+Error handling function and error dialog
 
- novelWriter – Exception Handling
-==================================
- Error handling functions
+File History:
+Created: 2020-08-02 [0.10.2]
 
- File History:
- Created: 2020-08-02 [0.10.2]
+This file is a part of novelWriter
+Copyright 2018–2021, Veronica Berglyd Olsen
 
- This file is a part of novelWriter
- Copyright 2018–2021, Veronica Berglyd Olsen
+This program 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.
 
- This program 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.
+This program 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. See the GNU
+General Public License for more details.
 
- This program 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. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <https://www.gnu.org/licenses/>.
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <https://www.gnu.org/licenses/>.
 """
 
 from PyQt5.QtCore import Qt