ru-RU: Make string shorter and better looking

Make a string shorter, since this happened in the interface:
<img src="https://cloud.githubusercontent.com/assets/369699/4968726/5f7aa23c-6849-11e4-8438-cde2f839c8fd.png" width="375" alt=""/>
A general fix for such conditions could be nice too, like cutting the text or reducing the font size.