Following years of drug taking, drinking and living on the streets, this World Homeless Day, Andy, 42, is taking the opportunity to reflect on the support Emmaus South Wales has given him, empowering him to turn his life around.  “[I] started drinking socially around the age of 16. By the time I was 20, I’d moved on to drugs. You name it, I tried it, but really it was because it was what we all did – I just followed…