Embracing each other and smiling broadly, Shealynn Stillman and Charley Gittins made history Friday night. With the announcement of Maria Carrillo High School’s homecoming royalty, the couple — two girls — became the first same-sex couple in the school’s, and maybe the county’s, history to win the honor. In a twist on the fall tradition, Maria Carrillo students placed two sparkling tiaras, rather than a tiara and a crown, on the heads of its junior homecoming “princesses” during the halftime celebration at Friday night’s football game. The 16-year-olds have been dating about a year and identify as pansexual, which they...