add data/time to comment table and friendrequest table
add data/time to comment table and friendrequest table

CMPUT404-FireBreathingRubberDuckies/CMPUT404-project-socialdistribution,CMPUT404-FireBreathingRubberDuckies/CMPUT404-project-socialdistribution,CMPUT404-FireBreathingRubberDuckies/CMPUT404-project-socialdistribution