r/m unused HeaderTypes class (CASSANDRA-6743)
r/m unused HeaderTypes class (CASSANDRA-6743)

weipinghe/cassandra,caidongyun/cassandra,ejankan/cassandra,guanxi55nba/key-value-store,WorksApplications/cassandra,regispl/cassandra,mshuler/cassandra,sedulam/CASSANDRA-12201,shawnkumar/cstargraph,MasahikoSawada/cassandra,regispl/cassandra,likaiwalkman/cassandra,helena/cassandra,mheffner/cassandra-1,aureagle/cassandra,pauloricardomg/cassandra,DICL/cassandra,bmel/cassandra,ben-manes/cassandra,nvoron23/cassandra,clohfink/cassandra,rogerchina/cassandra,macintoshio/cassandra,Jaumo/cassandra,josh-mckenzie/cassandra,weipinghe/cassandra,sayanh/ViewMaintenanceCassandra,guanxi55nba/key-value-store,blerer/cassandra,bpupadhyaya/cassandra,kgreav/cassandra,spodkowinski/cassandra,tommystendahl/cassandra,rackerlabs/cloudmetrics-cassandra,newrelic-forks/cassandra,stef1927/cassandra,jeffjirsa/cassandra,beobal/cassandra,bpupadhyaya/cassandra,taigetco/cassandra_read,RyanMagnusson/cassandra,christian-esken/cassandra,heiko-braun/cassandra,scylladb/scylla-tools-java,taigetco/cassandra_read,modempachev4/kassandra,kangkot/stratio-cassandra,a-buck/cassandra,knifewine/cassandra,knifewine/cassandra,mt0803/cassandra,stef1927/cassandra,Stratio/stratio-cassandra,spodkowinski/cassandra,wreda/cassandra,sharvanath/cassandra,scaledata/cassandra,jrwest/cassandra,driftx/cassandra,ibmsoe/cassandra,Jollyplum/cassandra,GabrielNicolasAvellaneda/cassandra,aureagle/cassandra,EnigmaCurry/cassandra,bcoverston/cassandra,ifesdjeen/cassandra,vaibhi9/cassandra,asias/cassandra,LatencyUtils/cassandra-stress2,michaelsembwever/cassandra,thelastpickle/cassandra,vramaswamy456/cassandra,guanxi55nba/db-improvement,macintoshio/cassandra,pcn/cassandra-1,likaiwalkman/cassandra,thobbs/cassandra,kangkot/stratio-cassandra,stef1927/cassandra,sivikt/cassandra,AtwooTM/cassandra,bmel/cassandra,blerer/cassandra,apache/cassandra,heiko-braun/cassandra,instaclustr/cassandra,dkua/cassandra,aweisberg/cassandra,yangzhe1991/cassandra,fengshao0907/cassandra-1,mike-tr-adamson/cassandra,sedulam/CASSANDRA-12201,boneill42/cassandra,swps/cassandra,tommystendahl/cassandra,snazy/cassandra,instaclustr/cassandra,nutbunnies/cassandra,newrelic-forks/cassandra,michaelmior/cassandra,qinjin/mdtc-cassandra,kgreav/cassandra,caidongyun/cassandra,kangkot/stratio-cassandra,chbatey/cassandra-1,cooldoger/cassandra,macintoshio/cassandra,blerer/cassandra,jasonwee/cassandra,pcmanus/cassandra,mkjellman/cassandra,spodkowinski/cassandra,sriki77/cassandra,michaelsembwever/cassandra,Stratio/stratio-cassandra,matthewtt/cassandra_read,joesiewert/cassandra,mt0803/cassandra,adelapena/cassandra,Instagram/cassandra,regispl/cassandra,codefollower/Cassandra-Research,instaclustr/cassandra,sharvanath/cassandra,exoscale/cassandra,jsanda/cassandra,aboudreault/cassandra,pthomaid/cassandra,dongjiaqiang/cassandra,tjake/cassandra,pofallon/cassandra,stef1927/cassandra,shawnkumar/cstargraph,bcoverston/cassandra,snazy/cassandra,snazy/cassandra,scaledata/cassandra,rogerchina/cassandra,kgreav/cassandra,chaordic/cassandra,nakomis/cassandra,yangzhe1991/cassandra,yanbit/cassandra,xiongzheng/Cassandra-Research,blerer/cassandra,pcmanus/cassandra,nlalevee/cassandra,blambov/cassandra,vaibhi9/cassandra,newrelic-forks/cassandra,asias/cassandra,ifesdjeen/cassandra,Stratio/stratio-cassandra,ibmsoe/cassandra,a-buck/cassandra,nitsanw/cassandra,kgreav/cassandra,carlyeks/cassandra,DikangGu/cassandra,apache/cassandra,beobal/cassandra,blambov/cassandra,bmel/cassandra,ptnapoleon/cassandra,modempachev4/kassandra,ollie314/cassandra,beobal/cassandra,ptuckey/cassandra,pauloricardomg/cassandra,nitsanw/cassandra,pthomaid/cassandra,nlalevee/cassandra,hhorii/cassandra,michaelsembwever/cassandra,jsanda/cassandra,clohfink/cassandra,guanxi55nba/db-improvement,weideng1/cassandra,sriki77/cassandra,tommystendahl/cassandra,ptnapoleon/cassandra,adejanovski/cassandra,mike-tr-adamson/cassandra,rdio/cassandra,jeffjirsa/cassandra,swps/cassandra,rackerlabs/cloudmetrics-cassandra,jbellis/cassandra,bpupadhyaya/cassandra,ben-manes/cassandra,mshuler/cassandra,fengshao0907/Cassandra-Research,weideng1/cassandra,joesiewert/cassandra,bcoverston/cassandra,pauloricardomg/cassandra,ifesdjeen/cassandra,lalithsuresh/cassandra-c3,hengxin/cassandra,Stratio/stratio-cassandra,pofallon/cassandra,guanxi55nba/key-value-store,modempachev4/kassandra,EnigmaCurry/cassandra,yukim/cassandra,mkjellman/cassandra,josh-mckenzie/cassandra,instaclustr/cassandra,codefollower/Cassandra-Research,jkni/cassandra,carlyeks/cassandra,pofallon/cassandra,helena/cassandra,pkdevbox/cassandra,emolsson/cassandra,weideng1/cassandra,Stratio/stratio-cassandra,kangkot/stratio-cassandra,LatencyUtils/cassandra-stress2,whitepages/cassandra,taigetco/cassandra_read,Imran-C/cassandra,DICL/cassandra,yonglehou/cassandra,nakomis/cassandra,rackerlabs/cloudmetrics-cassandra,yukim/cassandra,jasonstack/cassandra,adelapena/cassandra,pcn/cassandra-1,darach/cassandra,iburmistrov/Cassandra,bcoverston/cassandra,mike-tr-adamson/cassandra,joesiewert/cassandra,belliottsmith/cassandra,belliottsmith/cassandra,ifesdjeen/cassandra,mshuler/cassandra,szhou1234/cassandra,bdeggleston/cassandra,adelapena/cassandra,AtwooTM/cassandra,aweisberg/cassandra,pkdevbox/cassandra,jeromatron/cassandra,krummas/cassandra,chbatey/cassandra-1,scylladb/scylla-tools-java,WorksApplications/cassandra,aboudreault/cassandra,rdio/cassandra,michaelmior/cassandra,codefollower/Cassandra-Research,pallavi510/cassandra,apache/cassandra,sluk3r/cassandra,matthewtt/cassandra_read,dongjiaqiang/cassandra,spodkowinski/cassandra,szhou1234/cassandra,pthomaid/cassandra,exoscale/cassandra,iburmistrov/Cassandra,guard163/cassandra,EnigmaCurry/cassandra,DikangGu/cassandra,sayanh/ViewMaintenanceCassandra,nakomis/cassandra,yonglehou/cassandra,jkni/cassandra,sluk3r/cassandra,JeremiahDJordan/cassandra,aureagle/cassandra,thelastpickle/cassandra,szhou1234/cassandra,apache/cassandra,rmarchei/cassandra,jrwest/cassandra,michaelsembwever/cassandra,guanxi55nba/db-improvement,yukim/cassandra,MasahikoSawada/cassandra,jasobrown/cassandra,jasonwee/cassandra,mashuai/Cassandra-Research,mambocab/cassandra,blambov/cassandra,fengshao0907/cassandra-1,mheffner/cassandra-1,caidongyun/cassandra,rmarchei/cassandra,guard163/cassandra,yonglehou/cassandra,sayanh/ViewMaintenanceSupport,bdeggleston/cassandra,bdeggleston/cassandra,Bj0rnen/cassandra,GabrielNicolasAvellaneda/cassandra,Bj0rnen/cassandra,helena/cassandra,iamaleksey/cassandra,pcmanus/cassandra,adelapena/cassandra,Instagram/cassandra,likaiwalkman/cassandra,jrwest/cassandra,dkua/cassandra,tommystendahl/cassandra,yangzhe1991/cassandra,Instagram/cassandra,jbellis/cassandra,nutbunnies/cassandra,scaledata/cassandra,Jaumo/cassandra,fengshao0907/Cassandra-Research,kangkot/stratio-cassandra,yanbit/cassandra,nvoron23/cassandra,JeremiahDJordan/cassandra,mambocab/cassandra,jeffjirsa/cassandra,sharvanath/cassandra,jeffjirsa/cassandra,nutbunnies/cassandra,DICL/cassandra,RyanMagnusson/cassandra,Jaumo/cassandra,Jollyplum/cassandra,dongjiaqiang/cassandra,scylladb/scylla-tools-java,chaordic/cassandra,Imran-C/cassandra,blambov/cassandra,ejankan/cassandra,tongjixianing/projects,whitepages/cassandra,krummas/cassandra,jeromatron/cassandra,driftx/cassandra,aarushi12002/cassandra,hhorii/cassandra,yukim/cassandra,swps/cassandra,yanbit/cassandra,dkua/cassandra,mkjellman/cassandra,clohfink/cassandra,chbatey/cassandra-1,nlalevee/cassandra,Jollyplum/cassandra,hengxin/cassandra,matthewtt/cassandra_read,aarushi12002/cassandra,jrwest/cassandra,mashuai/Cassandra-Research,rdio/cassandra,Instagram/cassandra,iburmistrov/Cassandra,sivikt/cassandra,michaelmior/cassandra,pauloricardomg/cassandra,beobal/cassandra,thobbs/cassandra,pkdevbox/cassandra,phact/cassandra,vaibhi9/cassandra,krummas/cassandra,ptuckey/cassandra,boneill42/cassandra,jasonstack/cassandra,driftx/cassandra,tjake/cassandra,rogerchina/cassandra,adejanovski/cassandra,iamaleksey/cassandra,sriki77/cassandra,ollie314/cassandra,GabrielNicolasAvellaneda/cassandra,hhorii/cassandra,guard163/cassandra,cooldoger/cassandra,yhnishi/cassandra,hengxin/cassandra,emolsson/cassandra,mshuler/cassandra,belliottsmith/cassandra,ptnapoleon/cassandra,xiongzheng/Cassandra-Research,thobbs/cassandra,carlyeks/cassandra,RyanMagnusson/cassandra,christian-esken/cassandra,rmarchei/cassandra,chaordic/cassandra,gdusbabek/cassandra,mkjellman/cassandra,sayanh/ViewMaintenanceCassandra,sayanh/ViewMaintenanceSupport,lalithsuresh/cassandra-c3,juiceblender/cassandra,WorksApplications/cassandra,ibmsoe/cassandra,qinjin/mdtc-cassandra,Imran-C/cassandra,aweisberg/cassandra,scylladb/scylla-tools-java,fengshao0907/Cassandra-Research,LatencyUtils/cassandra-stress2,knifewine/cassandra,wreda/cassandra,aarushi12002/cassandra,jasonstack/cassandra,strapdata/cassandra,asias/cassandra,tongjixianing/projects,strapdata/cassandra,cooldoger/cassandra,boneill42/cassandra,cooldoger/cassandra,whitepages/cassandra,iamaleksey/cassandra,christian-esken/cassandra,sluk3r/cassandra,jasobrown/cassandra,thelastpickle/cassandra,clohfink/cassandra,sivikt/cassandra,pallavi510/cassandra,jbellis/cassandra,belliottsmith/cassandra,aboudreault/cassandra,adejanovski/cassandra,juiceblender/cassandra,tongjixianing/projects,mt0803/cassandra,weipinghe/cassandra,jasonwee/cassandra,ben-manes/cassandra,wreda/cassandra,shawnkumar/cstargraph,strapdata/cassandra,mambocab/cassandra,Bj0rnen/cassandra,bdeggleston/cassandra,ollie314/cassandra,yhnishi/cassandra,josh-mckenzie/cassandra,exoscale/cassandra,snazy/cassandra,juiceblender/cassandra,a-buck/cassandra,emolsson/cassandra,josh-mckenzie/cassandra,aweisberg/cassandra,ejankan/cassandra,nvoron23/cassandra,tjake/cassandra,AtwooTM/cassandra,darach/cassandra,xiongzheng/Cassandra-Research,tjake/cassandra,mheffner/cassandra-1,jasobrown/cassandra,sedulam/CASSANDRA-12201,gdusbabek/cassandra,nitsanw/cassandra,pallavi510/cassandra,darach/cassandra,jasobrown/cassandra,jkni/cassandra,JeremiahDJordan/cassandra,jsanda/cassandra,yhnishi/cassandra,heiko-braun/cassandra,szhou1234/cassandra,pcn/cassandra-1,vramaswamy456/cassandra,DikangGu/cassandra,gdusbabek/cassandra,vramaswamy456/cassandra,fengshao0907/cassandra-1,WorksApplications/cassandra,juiceblender/cassandra,mashuai/Cassandra-Research,phact/cassandra,ptuckey/cassandra,driftx/cassandra,mike-tr-adamson/cassandra,qinjin/mdtc-cassandra,thelastpickle/cassandra,iamaleksey/cassandra,MasahikoSawada/cassandra,krummas/cassandra,lalithsuresh/cassandra-c3,strapdata/cassandra,jeromatron/cassandra,phact/cassandra