Add Evrone sponsorship logo

Author: ivlevdenis

README.md

@@ -3,12 +3,14 @@ Toggl Python API
 
 ![https://pypi.python.org/pypi/toggl_python](https://img.shields.io/pypi/v/toggl_python.svg) ![https://travis-ci.com/evrone/toggl_python](https://img.shields.io/travis/evrone/toggl_python.svg) ![https://toggl-python.readthedocs.io/en/latest/?badge=latest](https://readthedocs.org/projects/toggl-python/badge/?version=latest) ![https://pyup.io/repos/github/evrone/toggl_python/](https://pyup.io/repos/github/evrone/toggl_python/shield.svg)
 
+
 Toggl Python API
 ----------------
-
+[<img src="https://evrone.com/logo/evrone-sponsored-logo.png" width=231>](https://evrone.com/?utm_source=github.com)  
 * Based on open Toggl API documentation: https://github.com/toggl/toggl_api_docs/blob/master/toggl_api.md
 * Free software: MIT license
-* Documentation: https://toggl-python.readthedocs.io.
+* Documentation: https://toggl-python.readthedocs.io.  
+
 
 Installation
 ------------