Trim metrics-jersey docs.
Trim metrics-jersey docs.

Add XML config back in when #359 is fixed.

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