Update to beta emoji data for version 4

Emoji data files are updated from
http://www.unicode.org/repos/draft/trunk/Public/emoji/4.0/ and
StandardizedVariants.txt has been modified locally to match.

Change-Id: Ib68f803c6adfb41db70f7319b7736d17cdbb6ec2
diff --git a/README.android b/README.android
index e07ce6c..a267758 100644
--- a/README.android
+++ b/README.android
@@ -1,7 +1,12 @@
-URL: http://www.unicode.org/Public/9.0.0/ucd/ and http://www.unicode.org/Public/emoji/3.0/
-Version: 9.0.0 and 3.0
+URL: http://www.unicode.org/Public/9.0.0/ucd/ and http://www.unicode.org/repos/draft/trunk/Public/emoji/4.0/
+Version: 9.0.0 and 4.0 beta
 License: Unicode
 License File: NOTICE
 
 Description:
-A selection of data files from Unicode.
\ No newline at end of file
+A selection of data files from Unicode.
+
+Local Modifications:
+Sequences for the the three characters U+2640, U+2642, and U+2695 have been
+added to StandardizedVariants.txt in anticipation of getting added to Unicode
+10.0.