Pretty print JSON when dumping

Closes https://git.vvvvvvaria.org/decentral1se/xbotlib/issues/8.

CHANGELOG.md

@@ -3,6 +3,7 @@
 # xbotlib 0.16.0 (2021-01-??)
 
 - Fix logging of exceptions and increase info for stack traces ([#2](https://github.com/decentral1se/xbotlib/issues/2))
+- Format JSON to human readable when saving ([#8](https://git.vvvvvvaria.org/decentral1se/xbotlib/issues/8))
 
 # xbotlib 0.15.2 (2021-01-24)
 

xbotlib.py

@@ -49,7 +49,7 @@ class SimpleDatabase(dict):
         """Save the databse to disk."""
         try:
             with open(self.filename, "w") as handle:
-                handle.write(dumps(self))
+                handle.write(dumps(self, indent=2, sort_keys=True))
         except Exception as exception:
             message = f"Saving file storage failed: {exception}"
             self.log.error(message)