I18n: Update translation ru (99%).

206 translated messages, 1 untranslated message.

Transifex (https://www.transifex.com/projects/p/xfce/).
Devices tab flickers on update (Bug 10937)

On a upower notify/change signal, the devices entry was completely
recreated to update to the new settings. This patch changes it so
that only the items in that treeview get updated.