For as long as women have been in the Navy, they’ve been wearing a different cover than the one issued to men. That is, until last year, when the service began wear tests on a combination cover, using the Naval Academy midshipmen as research subjects. “I hate it,” an unidentified graduating female midshipmen told Navy Times at the academy’s commissioning ceremony Friday. “Almost everyone I know hates it.” The female “bucket” hat has come into question recently, as Navy Secretary Ray Mabus has pushed to make male and female service members’ uniforms more, well, uniform — starting with unisex covers.…