Adding i18n of strings in AncestorTree.py and DescendTree.py
(CR'ed with Benny's and Jerome's help --- thanks a lot, folks!)
* Merged Egor's and other recent new strings into ru.po
(from a local gramps.pot - not checking it in)
"POT-Creation-Date: 2011-02-20 20:52+0200\n"
* Minor fixes of ru.po along the way
svn: r16683