Merge branch 'refactor-emoji-utils' into 'master'

app/assets/javascripts/awards_handler.js

app/assets/javascripts/behaviors/gl_emoji.js

...ets/javascripts/behaviors/gl_emoji/is_emoji_name_valid.js

app/assets/javascripts/behaviors/index.js

app/assets/javascripts/emoji/index.js

app/assets/javascripts/emoji/support/index.js

...s/javascripts/emoji/support/is_emoji_unicode_supported.js

app/assets/javascripts/emoji/support/unicode_support_map.js

app/assets/javascripts/gfm_auto_complete.js

...avascripts/behaviors/gl_emoji/unicode_support_map_spec.js

spec/javascripts/emoji_spec.js