Updated PyPi badge and added raw_info to product structure guide

Author: sergioteula

PRODUCT.md

@@ -2,6 +2,7 @@
         asin
         title
         url
+        raw_info
 
         product
             features = []

README.md

@@ -2,7 +2,7 @@ Amazon Product Advertising API 5.0 wrapper for Python
 =======================================================
 A simple Python wrapper for the last version of the Amazon Product Advertising API. This module allows to get product information from Amazon using the official API in an easier way.
 
-[![PyPI](https://img.shields.io/pypi/v/python-amazon-paapi5?color=%231182C2&label=PyPI)](https://pypi.org/project/python-amazon-paapi/)
+[![PyPI](https://img.shields.io/pypi/v/python-amazon-paapi?color=%231182C2&label=PyPI)](https://pypi.org/project/python-amazon-paapi/)
 [![Python](https://img.shields.io/badge/Python-2.x%20%7C%203.x-%23FFD140)](https://www.python.org/)
 [![License](https://img.shields.io/badge/License-GPL--3.0-%23e83633)](https://github.com/sergioteula/python-amazon-paapi/blob/master/LICENSE)
 [![Support](https://img.shields.io/badge/Support-Good-brightgreen)](https://github.com/sergioteula/python-amazon-paapi/issues)