Add link to reference for setup.py

Author: Denis Epifanov

README.rst

@@ -101,7 +101,8 @@ Default admin login \ password is: admin \ admin
 How upload own package
 ----------------------
 
-1. Make sure what your package setup.py file is correct.
+1. Make sure what your package setup.py file is correct. Check Reference_.
+.. _Reference: https://packaging.python.org/distributing/
 2. Create at home directory .pypirc
 .. code-block:: ini
     [distutils]
@@ -113,7 +114,7 @@ How upload own package
     username=admin
     password=admin
 
-2. Make bundle, register package at your pypi server and upload package:
+3. Make bundle, register package at your pypi server and upload package:
 .. code-block:: bash
     cd your_package_root_folder
     python setup.py sdist register upload -r mypypi