Toast, a Boston-based tech unicorn that makes a management platform for restaurants, has acquired StratEx, a Chicago-based HR and payroll software company focused on the restaurant industry. StratEx's software is used by restaurants to automate scheduling, applicant tracking, payroll, benefits and labor law compliance. Founded in 2003, StratEx counts clients such as Dunkin' Donuts, Jimmy John's, Giordano's, and Girl & the Goat. As a result of the deal, StratEx's product is now part...