Update readme

Author: andriisem

README.md

@@ -3,3 +3,12 @@
 
 🐍 Python client library for Odoo External API
 
+## Installation
+
+Install this library in a [virtualenv](https://virtualenv.pypa.io/en/latest/) using pip.
+
+### Mac/Linux
+
+```
+pip install odooapiclient
+```

setup.py

@@ -2,7 +2,7 @@
 from setuptools import find_packages
 
 setup(name='odooapiclient',
-      version='0.5',
+      version='0.6',
       description='Odoo API Client',
       classifiers=[
           "Programming Language :: Python",