Add seen class
Add seen class

zenefits/sentry,JamesMura/sentry,gencer/sentry,wong2/sentry,mitsuhiko/sentry,nicholasserra/sentry,fotinakis/sentry,BuildingLink/sentry,JamesMura/sentry,mvaled/sentry,jean/sentry,ifduyue/sentry,beeftornado/sentry,daevaorn/sentry,fotinakis/sentry,mvaled/sentry,looker/sentry,kevinlondon/sentry,JackDanger/sentry,alexm92/sentry,imankulov/sentry,fuziontech/sentry,looker/sentry,JamesMura/sentry,mvaled/sentry,wong2/sentry,gencer/sentry,gencer/sentry,songyi199111/sentry,BuildingLink/sentry,fotinakis/sentry,ifduyue/sentry,beeftornado/sentry,Kryz/sentry,Natim/sentry,JackDanger/sentry,Natim/sentry,looker/sentry,felixbuenemann/sentry,ngonzalvez/sentry,ngonzalvez/sentry,ifduyue/sentry,daevaorn/sentry,mvaled/sentry,zenefits/sentry,zenefits/sentry,BayanGroup/sentry,Kryz/sentry,JamesMura/sentry,ifduyue/sentry,felixbuenemann/sentry,mvaled/sentry,mvaled/sentry,beeftornado/sentry,korealerts1/sentry,alexm92/sentry,BuildingLink/sentry,hongliang5623/sentry,ifduyue/sentry,jean/sentry,looker/sentry,hongliang5623/sentry,daevaorn/sentry,fuziontech/sentry,wong2/sentry,looker/sentry,BayanGroup/sentry,kevinlondon/sentry,korealerts1/sentry,fuziontech/sentry,imankulov/sentry,alexm92/sentry,ngonzalvez/sentry,zenefits/sentry,hongliang5623/sentry,Kryz/sentry,jean/sentry,fotinakis/sentry,JackDanger/sentry,Natim/sentry,BuildingLink/sentry,songyi199111/sentry,gencer/sentry,imankulov/sentry,zenefits/sentry,korealerts1/sentry,jean/sentry,felixbuenemann/sentry,BuildingLink/sentry,nicholasserra/sentry,JamesMura/sentry,gencer/sentry,songyi199111/sentry,mitsuhiko/sentry,kevinlondon/sentry,BayanGroup/sentry,jean/sentry,daevaorn/sentry,nicholasserra/sentry