Update Maven reference link
Update Maven reference link

Location of book changed.
evnm/dropwizard,tjcutajar/dropwizard,taltmann/dropwizard,Alexey1Gavrilov/dropwizard,tjcutajar/dropwizard,ryankennedy/dropwizard,phambryan/dropwizard,mosoft521/dropwizard,patrox/dropwizard,tburch/dropwizard,tburch/dropwizard,phambryan/dropwizard,dotCipher/dropwizard,jplock/dropwizard,takecy/dropwizard,dropwizard/dropwizard,tjcutajar/dropwizard,dropwizard/dropwizard,qinfchen/dropwizard,micsta/dropwizard,pkwarren/dropwizard,jplock/dropwizard,patrox/dropwizard,jplock/dropwizard,micsta/dropwizard,kjetilv/dropwizard,phambryan/dropwizard,micsta/dropwizard,takecy/dropwizard,evnm/dropwizard,nickbabcock/dropwizard,taltmann/dropwizard,shawnsmith/dropwizard,Alexey1Gavrilov/dropwizard,aaanders/dropwizard,dotCipher/dropwizard,dropwizard/dropwizard,zhiqinghuang/dropwizard,pkwarren/dropwizard,cvent/dropwizard,mattnelson/dropwizard,mosoft521/dropwizard,aaanders/dropwizard,evnm/dropwizard,shawnsmith/dropwizard,zhiqinghuang/dropwizard,takecy/dropwizard,shawnsmith/dropwizard,zhiqinghuang/dropwizard,ryankennedy/dropwizard,cvent/dropwizard,mattnelson/dropwizard,aaanders/dropwizard,Alexey1Gavrilov/dropwizard,mosoft521/dropwizard,cvent/dropwizard,tburch/dropwizard,pkwarren/dropwizard,ryankennedy/dropwizard,mattnelson/dropwizard,qinfchen/dropwizard,patrox/dropwizard,nickbabcock/dropwizard,qinfchen/dropwizard,nickbabcock/dropwizard,kjetilv/dropwizard,taltmann/dropwizard,dotCipher/dropwizard,kjetilv/dropwizard