Changes

'''Note''': refer to [https://www.google.com/calendar/embed?src=mozilla.com_u92lbs8k7tj4a9j4qc231ov3cocom_2d37383433353432352d3939%40group40resource.calendar.google.com Public Firefox Merge/Release Management Scheduling Calendar] for up-to-date scheduling. This wiki page may not always have the most current information.