Add documentation to the new NumberHelper
Add documentation to the new NumberHelper

Let's link to the Formatting numbers how-to

avdevs/concrete5,TimDix/concrete5,MichaelMaar/concrete5,TimDix/concrete5,matt9mg/concrete5,matt9mg/concrete5,matt9mg/concrete5,MichaelMaar/concrete5,avdevs/concrete5,MichaelMaar/concrete5,TimDix/concrete5,avdevs/concrete5