adding allRoles method into UserManager
adding allRoles method into UserManager

rasika90/jaggery,hevayo/jaggery,manuranga/product-jaggery,sameerak/jaggery,lalankea/product-jaggery,rasika/jaggery,cnapagoda/jaggery,sameerak/jaggery,sameerak/jaggery,Niranjan-K/jaggery,wso2/product-jaggery,DMHP/jaggery,charithag/product-jaggery,hevayo/jaggery,thusithathilina/jaggery,rasika90/jaggery,Niranjan-K/jaggery,cnapagoda/jaggery,manuranga/product-jaggery,thusithathilina/jaggery,manuranga/product-jaggery,lalankea/product-jaggery,hmrajas/jaggery,wso2/product-jaggery,wso2/jaggery,DMHP/jaggery,rasika90/jaggery,thusithathilina/jaggery,wso2/jaggery,charithag/product-jaggery,lalankea/product-jaggery,rasika/jaggery,hmrajas/jaggery,wso2/product-jaggery,DMHP/jaggery,hevayo/jaggery,maheshika/jaggery,hmrajas/jaggery,charithag/product-jaggery,rasika/jaggery,charithag/product-jaggery,lalankea/product-jaggery,maheshika/jaggery,Niranjan-K/jaggery,wso2/jaggery,maheshika/jaggery,wso2/product-jaggery,cnapagoda/jaggery,manuranga/product-jaggery