adding alert threshold
adding alert threshold

MichaelStephan/uptime,GuptaVineet-IBM/upTime_ford,prune998/uptime,askcs/uptime,f33rx/docker-uptime,blendlabs/uptime,RafeHatfield/nodeuptime,ptisp/uptime,sinkingshriek/uptime,b-pedzik/uptime,blackboard/uptime,phanan/uptime,cloudfoundry-community/uptime-cfready,rkmallik/uptime-openshift,memezilla/uptime,traskat/uptime,nacyot/uptime,arthurpro/uptime,rkmallik/uptime-openshift,Maluuba/uptime,ifavo/uptime,SaravananPerumal23/uptime2,SufianHassan/uptime,0x8BADFOOD/uptime,jraigneau/watchdog,f33rx/docker-uptime,nerevu/uptime,fzaninotto/uptime,brianjking/uptime,heamon7/uptime,scalp42/uptime,ptisp/uptime,aregpetrosyan/web,WillGuan105/uptime,bathree/uptime,SaravananPerumal23/uptime2,aregpetrosyan/web,nerevu/uptime,SpringerPE/uptime,erpframework/uptime