Add badges and logo to README (#23)

README.md

@@ -1,5 +1,10 @@
 # Xentica
 ### GPU-Accelerated Engine For Multi-Dimensional Cellular Automata
-The core CA framework for the **Artipixoids!** project.
+The core CA framework for the [**Artipixoids!**](http://artipixoids.a5kin.net/) project.
 
 *Status*: first public alpha release preparations.
+
+[![Documentation Status](https://readthedocs.org/projects/xentica/badge/?version=latest)](http://xentica.readthedocs.io/en/latest/?badge=latest)
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/6f4fac8ce45d4781aa34607922754a71)](https://www.codacy.com/app/a5kin/xentica?utm_source=github.com&utm_medium=referral&utm_content=a5kin/xentica&utm_campaign=Badge_Grade)
+
+![XENTICA Core Engine](http://artipixoids.a5kin.net/assets/img/banners/xentica.png)