tank docs py3

ref:5ac1e290da88f335564d715766a6f7814f20ac41

README.md

@@ -1,7 +1,7 @@
 # Yandex Tank [![Build Status](https://travis-ci.org/yandex/yandex-tank.svg?branch=master)](https://travis-ci.org/yandex/yandex-tank) [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/yandex/yandex-tank?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
-#### Yandextank 1.9.0 now available! Read [release notes](https://github.com/yandex/yandex-tank/wiki/Release-1.9.0).
-
+### Yandextank has been moved to Python 3.
+####[Latest stable release for Python 2 here](https://github.com/yandex/yandex-tank/releases/tag/Python2).
 Yandex.Tank is an extensible open source load testing tool for advanced linux users which is especially good as a part of an automated load testing suite
 
 ![Quantiles chart example](/logos/screen.png)

docs/conf.py

@@ -52,9 +52,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '1.12'
+version = '1.15'
 # The full version, including alpha/beta/rc tags.
-release = '1.12.6'
+release = '1.15.12'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.