Unicode® ICU 63 has just been released. It updates to
CLDR 34 locale
data with many additions and corrections, and some new languages. ICU adds an
API for number and currency range formatting, and an API for additional Unicode
properties and for constructing custom properties. CLDR and ICU include data for
testing readiness for the upcoming Japanese calendar era.ICU is a software library widely used by products and other libraries to support the world's languages, implementing both the latest version of the Unicode encoding standard and of the Unicode locale data (CLDR).
For details please see http://site.icu-project.org/download/63.