(December 19, 2017, 1:13 PM EST) -- WEST PALM BEACH, Fla. — A Florida federal judge on Dec. 15 granted final approval of a settlement providing up to $13.5 million in cash to a class and millions more in vouchers, ending a complaint over the effectiveness of stain protection treatments on furniture (Benjamin Hankinson, et al. v. R.T.G. Furniture Corp., et al., No. 15-81139, S.D. Fla., 2017 U.S. Dist. LEXIS 207522)....