A design sketch that French site NowhereElse claims to have obtained from an employee of an Apple subcontractor appears to show the height and width measurements of the new iPhone 7 to be the same as the iPhone 6s. The thickness isn’t labeled and there is no side view, so the new image sheds no light on whether Apple is doing away with the headphone jack. The camera cutout is slightly larger, hinting at some improvement to the camera and appearing…