merge content of russian translations for 3.4.x and trunk (Vassilii)

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@22382 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
update Polish translation (by Lukasz)

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@22383 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
road to 4.0.0

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@22384 4ae1f11a-8b86-4847-b8af-ab372f36d1fd
6403: update Russian translation, some labels (glade3) from trunk limit markup usage

git-svn-id: svn+ssh://svn.code.sf.net/p/gramps/code/branches/maintenance/gramps40@22385 4ae1f11a-8b86-4847-b8af-ab372f36d1fd