Added newline to cmd json pipe
Added newline to cmd json pipe

iamrudra/elastalert,rprabhat/elastalert,megancarney/elastalert,Yelp/elastalert,jetyang2005/elastalert,brianparry/elastalert,kkoppel/elastalert,dvopsway/elastalert,rounds/elastalert,gbenoit79/elastalert,jetyang2005/elastalert,jetyang2005/elastalert,lytics/elastalert,ltagliamonte/elastalert,amoennin/elastalert