Update release notes for 1.2.0 (#2123)
Update release notes for 1.2.0 (#2123)


taltmann/dropwizard,shawnsmith/dropwizard,pkwarren/dropwizard,shawnsmith/dropwizard,tjcutajar/dropwizard,phambryan/dropwizard,micsta/dropwizard,taltmann/dropwizard,dropwizard/dropwizard,evnm/dropwizard,jplock/dropwizard,phambryan/dropwizard,cvent/dropwizard,mosoft521/dropwizard,patrox/dropwizard,taltmann/dropwizard,pkwarren/dropwizard,evnm/dropwizard,dropwizard/dropwizard,pkwarren/dropwizard,cvent/dropwizard,jplock/dropwizard,mosoft521/dropwizard,evnm/dropwizard,Alexey1Gavrilov/dropwizard,tjcutajar/dropwizard,dropwizard/dropwizard,micsta/dropwizard,cvent/dropwizard,nickbabcock/dropwizard,shawnsmith/dropwizard,tjcutajar/dropwizard,Alexey1Gavrilov/dropwizard,phambryan/dropwizard,nickbabcock/dropwizard,Alexey1Gavrilov/dropwizard,mosoft521/dropwizard,micsta/dropwizard,jplock/dropwizard,patrox/dropwizard,patrox/dropwizard,nickbabcock/dropwizard