Allow module self-reference in loader

recipe_engine/loader.py

Index: recipe_engine/loader.py
diff --git a/recipe_engine/loader.py b/recipe_engine/loader.py
index e9a2e7b5129683475935b880a7ae4179b1878b54..f3d87f2941fa82a46a031a4b3eb81327f4fb107d 100644
--- a/recipe_engine/loader.py
+++ b/recipe_engine/loader.py
@@ -573,6 +573,11 @@ def create_recipe_api(toplevel_package, toplevel_deps, recipe_script_path,
       setattr(mod_api.m, k, v)
       setattr(mod_api.test_api.m, k, v.test_api)
 
+    # It is useful to have module's self-reference under .m . This allows
+    # passing module's API to other objects within that module, still having
+    # access to the module itself, along with all its dependencies.
+    setattr(mod_api.m, mod.NAME, mod_api)
+
     # Replace class-level Requirements placeholders in the recipe API with
     # their instance-level real values.
     map(lambda (k, v): setattr(mod_api, k, _resolve_requirement(v, engine)),