Import chapter 11 from Peter Zotov

Starting to convert markdown to textile of Peter Zotov's translation, as per his permission:

![screen shot 2013-08-13 at 05 35 49](https://f.cloud.github.com/assets/104158/952540/e6b47f12-03d1-11e3-8f89-b370663fca4b.png)