changelog formatting [ci skip]
changelog formatting [ci skip]

enahum/savon,oafridi/savon,savonrb/savon,Eric-Guo/savon,SICSoftwareGmbH/savon,zerobatu/savon,latortuga/savon,rtrepo/savon,advishnuprasad/savon,BlaneCordes/savon_vertex,billr578/savon,mpangrazzi/savon