ticket:10083: Update urename.h for 52.0.1

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33900 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10222: Fix failing test for MessageFormat because the plural rules for russian changed.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33902 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10246: Remove duplicate lenient-parse rules in data/xml/rbnf.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33903 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10252: Switch rbnf and brkitr conversion to the new converter and remove redundant cldrVersion flags.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@33904 251d0590-4201-4cf1-90de-194747b24ca1