Upgrade existing platform APIs to support version 10.0 of the Unicode Standard ([JEP 327: Unicode 10](http://openjdk.java.net/jeps/327)).

The JDK 11 release includes support for Unicode 10.0.0. Since the release of JDK 10, which supported Unicode 8.0.0, JDK 11 combines Unicode 9.0.0 and 10.0.0 versions including:

- 16,018 new characters
- 18 new blocks
- 10 new scripts

16,018 new characters include important additions for:
- 19 symbols for the new 4K TV standard

- Bitcoin sign
- 128 emoji characters

10 new scripts :
- Adlam
- Bhaiksuki
- Marchen
- Newa
- Osage
- Tangut
- Masaram Gondi
- Nushu
- Soyombo
- Zanabazar Square


18 new blocks which include 10 blocks for the new scripts listed above and 8 blocks for the following existing scripts:
- Cyrillic Extended-C
- Mongolian Supplement
- Ideographic Symbols and Punctuation
- Tangut Components
- Glagolitic Supplement
- Syriac Supplement
- Kana Extended-A
- CJK Extension F