Django-plugin related code is removed from stdlib-plugin.

jedi/plugins/registry.py

@@ -4,7 +4,8 @@ This is not a plugin, this is just the place were plugins are registered.
 
 from jedi.plugins import stdlib
 from jedi.plugins import flask
+from jedi.plugins import django
 from jedi.plugins import plugin_manager
 
 
-plugin_manager.register(stdlib, flask)
+plugin_manager.register(stdlib, flask, django)