bin/Linux/config/pkgs/fonttools: ttx *.ttf, generate a xml for the ttf
bin/emoji-extractor.rb: extract emoji file from .ttf color emoji
bin/emoji-to-unicode.pl: fix cheerleader
bin/unicode-name: unicode-name -> happy face

Signed-off-by: Bao Haojun <baohaojun@gmail.com>