Authorizing an employee receiving less than the legal overtime compensation to recover the unpaid balance, interest, attorney's fees, and costs of suit in a civil action
Providing that any willfully unpaid wages "shall continue as a penalty from the due date thereof at the same rate until paid or until an action therefor is commenced"
Allowing for prejudgment interest in a breach of contract claim "where the claim was unliquidated . . . as the court may, in its discretion, fix . . . ."