Protections for Public Employees Who Use Medical Marijuana as Qualified Patients; Prohibiting a public employer from taking adverse personnel action against an employee or a job applicant for his or her use of medical marijuana if the employee or job applicant is a qualified patient; requiring a public employer to provide written notice of an employee’s or a job applicant’s right to explain or contest a positive marijuana test result within a specified timeframe; providing a cause of action and damages, etc.