EBay’s gross merchandise volume (GMV) eked out slight gains in the most recent quarter, but the tally of 131 million active buyers in the quarter was unchanged.And growth may be a longer term story – a year-end story, in fact, amid uneven consumer spending. Investors sent the shares lower in after-hours trading on Wednesday by about 5%.CEO Jamie Iannone said on the conference call with analysts, “We remain on track for GMV growth turn positive by Q3 or Q4 of this year.”Motor parts and accessories was once a ...