Display Emoji icon in terminal

[vuonghv]

E.g: 😄:smile:, 🎉:tada:, 💃:dancer:

Reference:

• Emoji cheat sheet
• Official unicode list
• https://github.com/carpedm20/emoji/blob/master/emoji/unicode_codes.py

For display emoji icon, install the following package:
Ubuntu: sudo apt-get install ttf-ancient-fonts
Fedora: sudo yum install gdouros-symbola-fonts
Gentoo: sudo emerge symbola

[vuonghv]

This is a good idea.