Split long commit message to multiple lines to respect the maximun of 80 characters per line imposed by Lantian

gitdch

@@ -7,6 +7,7 @@ import logging
 import os
 import re
 import sys
+import textwrap
 
 import git
 
@@ -267,11 +268,17 @@ for version in versions:
         )
     )
 
+    for message in version['messages']:
+        for idx, line in enumerate(
+            textwrap.wrap(message, 76, break_long_words=True)
+        ):
             # pylint: disable=consider-using-f-string
-    changelog_lines.extend([
-      '  * {0}\n'.format(message)
-      for message in version['messages']
-    ])
+            changelog_lines.append(
+                '{0}{1}\n'.format(
+                    '  * ' if not idx else '    ',
+                    line
+                )
+            )
 
     # pylint: disable=consider-using-f-string
     changelog_lines.append(