updated the README.md

Changed Glyphicons have been replaced with Font Awesome. The glyphicon.less file is unused but kept for nostalgic reasons.

Like it says on the package: Bootstrap 3 with Font Awesome 4.

Into: Like it says on the package: Bootstrap 3 with Font Awesome 4.

Glyphicons have been replaced with Font Awesome. The glyphicon.less file is unused but kept for nostalgic reasons.