Updated the CONTRIBUTORS file.
Updated the CONTRIBUTORS file.

(That is a lot of people.)

mt0803/metrics,tempredirect/metrics,dropwizard/metrics,mveitas/metrics,dropwizard/metrics,ohr/metrics,unitsofmeasurement/metrics,ind9/metrics,cirrus-dev/metrics,valery1707/dropwizard-metrics,fcrepo4-archive/metrics,wfxiang08/metrics,erikvanoosten/metrics-scala,maciej/metrics-scala,chenxianghua2014/metrics,kevintvh/metrics,timezra/metrics,jasw/metrics,egymgmbh/metrics,Banno/metrics,AltitudeDigital/metrics,mattnelson/metrics,gorzell/metrics,mveitas/metrics,signalfx/metrics,gorzell/metrics,wickedshimmy/metrics-scala,gburton1/metrics,gburton1/metrics,infusionsoft/yammer-metrics,mtakaki/metrics,infusionsoft/yammer-metrics,rexren/metrics,bentatham/metrics,jplock/metrics,dropwizard/metrics,ChetnaChaudhari/metrics,thelastpickle/metrics,gorzell/metrics,mspiegel/metrics,fcrepo4-archive/metrics,randomstatistic/metrics,slovdahl/metrics,mnuessler/metrics,slachiewicz/metrics,scullxbones/metrics-scala