Add tool to check/validate emoji sequences in image file naming.
Add tool to check/validate emoji sequences in image file naming.

googlefonts/noto-emoji,mxalbert1996/emojione-android,dougfelt/noto-emoji,moyogo/noto-emoji,moyogo/noto-emoji,googlei18n/noto-emoji,googlei18n/noto-emoji,dougfelt/noto-emoji,radiocane/noto-emoji,radiocane/noto-emoji,dougfelt/noto-emoji,julroy67/noto-emoji,julroy67/noto-emoji,googlefonts/noto-emoji,googlefonts/noto-emoji,googlei18n/noto-emoji