Added check to announce function to check whether there is a message
Added check to announce function to check whether there is a message
smn/heatherr,smn/heatherr,praekeltfoundation/heatherr,praekeltfoundation/heatherr,smn/heatherr,praekeltfoundation/heatherr,praekeltfoundation/heatherr,praekelt/bellman,smn/heatherr