Do not load settings which are not active (module not loaded)

Restart the bot, on heavy DB errors, with an 30 seconds delay (like: all connections terminated by DB, table_definition_cache exhausted)
Fix for channel prefixing (org <-> priv)

core/setting_service.py

@@ -24,6 +24,10 @@ class SettingService:
         for _, inst in Registry.get_all_instances().items():
             for name, method in get_attrs(inst).items():
                 if hasattr(method, "setting"):
+                    key = Registry.get_module_name(inst).split(".")
+                    # We dont want to load settings, if their modules not enabled in our config...
+                    if key[0] not in self.bot.modules:
+                        continue
                     setting_name, value, description, extended_description, obj = getattr(method, "setting")
                     self.register(inst.module_name, setting_name, value, obj, description, extended_description)