Any users of this ATS out there? ----------------------------------------------------- ROCHESTER, N.Y.--(BUSINESS WIRE)-- Paychex, Inc., a leading provider ofpayroll, human resource, and benefits outsourcing solutions for small- to medium-sized businesses, today announced it has acquired HR Services, Inc. and myStaffingPro, its award-winning Software-as-a-Service (SaaS) applicant tracking suite.…