Updated min guard version
Updated min guard version

Necessary after adding new `directories` declaration to Guardfile

bokmann/font-awesome-rails,bokmann/font-awesome-rails,estebaninformatica/font-awesome-rails,rubixware/font-awesome-rails,rubixware/font-awesome-rails,wwidea/font-awesome-rails,bokmann/font-awesome-rails,wwidea/font-awesome-rails,estebaninformatica/font-awesome-rails