Allow plugins to overwrite shared_config

disco/bot/bot.py

@@ -505,6 +505,9 @@ class Bot(LoggingClass):
             self.config.plugin_config_dir, name) + '.' + self.config.plugin_config_format
 
         data = {}
+        if self.config.shared_config:
+            data.update(self.config.shared)
+
         if name in self.config.plugin_config:
             data.update(self.config.plugin_config[name])
 
@@ -512,9 +515,6 @@ class Bot(LoggingClass):
             with open(path, 'r') as f:
                 data.update(Serializer.loads(self.config.plugin_config_format, f.read()))
 
-        if self.config.shared_config:
-            data.update(self.config.shared)
-
         if hasattr(cls, 'config_cls'):
             inst = cls.config_cls()
             if data: