BitmapFontImporter

Import bitmap font in Unity generated by Glyph designer or ShoeBox

UPDATE: use this Unity Assets instead: https://github.com/lite3/Unity-BitmapFontImporter

FREE UNITY ASSET STORE PLUGIN

https://github.com/lite3/Unity-BitmapFontImporter

Tutorial

http://www.benoitfreslon.com/unity-generate-and-import-a-bitmap-font-with-a-free-tool