ticket:10144: Merged #10137 CLDR 23.1 data updates (r33591) from trunk to maint-51.

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/maint/maint-51@33596 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10144: Updated tzdata to 2013c.

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/maint/maint-51@33599 251d0590-4201-4cf1-90de-194747b24ca1