Function: `LSNumberFormat`

Formats a number with an optional format mask

Method Signature

LSNumberFormat(number=[number], mask=[string], locale=[string])

Argument	Type	Required	Description
`number`	`number`	`true`	The number to be formatted
`mask`	`string`	`false`	The formatting mask to apply
`locale`	`string`	`false`	An optional locale string to apply to the format