fixed the issue of passing null when there is no data for info boxes fixed the string concat issue in info box graphs when time diff is more than 30 days
fixed the issue of passing null when there is no data for info boxes
fixed the string concat issue in info box graphs when time diff is more than 30 days

arunasujith/carbon-deployment,vanii/carbon-deployment,callkalpa/carbon-deployment,kasunbg/carbon-deployment,supunmalinga/carbon-deployment,kasunbg/carbon-deployment,Niranjan-K/carbon-deployment,Priya-Kishok/carbon-deployment,vanii/carbon-deployment,vanii/carbon-deployment,kasunbg/carbon-deployment,Priya-Kishok/carbon-deployment,renweibo/carbon-deployment,Manuri/carbon-deployment,callkalpa/carbon-deployment,renweibo/carbon-deployment,lankavitharana/carbon-deployment,lankavitharana/carbon-deployment,kasunbg/carbon-deployment,Priya-Kishok/carbon-deployment,supunmalinga/carbon-deployment,supunmalinga/carbon-deployment,Pushpalanka/carbon-deployment,Manuri/carbon-deployment,jsdjayanga/carbon-deployment,Manuri/carbon-deployment,supunmalinga/carbon-deployment,arunasujith/carbon-deployment,Priya-Kishok/carbon-deployment,wso2/carbon-deployment,Manuri/carbon-deployment,Pushpalanka/carbon-deployment,lankavitharana/carbon-deployment,Pushpalanka/carbon-deployment,Niranjan-K/carbon-deployment,renweibo/carbon-deployment,thusithathilina/carbon-deployment,Niranjan-K/carbon-deployment,vanii/carbon-deployment,arunasujith/carbon-deployment,callkalpa/carbon-deployment,Shakila/carbon-deployment,Niranjan-K/carbon-deployment,Pushpalanka/carbon-deployment,lankavitharana/carbon-deployment,arunasujith/carbon-deployment,callkalpa/carbon-deployment,renweibo/carbon-deployment