r/m unused code.  patch by jbellis
r/m unused code.  patch by jbellis

git-svn-id: 1e8683751772dd0ef52a45d586103b4a82d616ff@904372 13f79535-47bb-0310-9956-ffa450edef68

fengshao0907/Cassandra-Research,guanxi55nba/db-improvement,Bj0rnen/cassandra,pauloricardomg/cassandra,exoscale/cassandra,tommystendahl/cassandra,aarushi12002/cassandra,joesiewert/cassandra,mt0803/cassandra,adejanovski/cassandra,chbatey/cassandra-1,thelastpickle/cassandra,sluk3r/cassandra,michaelmior/cassandra,joesiewert/cassandra,michaelmior/cassandra,cooldoger/cassandra,vaibhi9/cassandra,nlalevee/cassandra,chbatey/cassandra-1,jasobrown/cassandra,dprguiuc/Cassandra-Wasef,christian-esken/cassandra,iamaleksey/cassandra,blambov/cassandra,josh-mckenzie/cassandra,leomrocha/cassandra,jkni/cassandra,pcn/cassandra-1,taigetco/cassandra_read,guanxi55nba/db-improvement,matthewtt/cassandra_read,ptuckey/cassandra,pthomaid/cassandra,michaelmior/cassandra,mashuai/Cassandra-Research,bmel/cassandra,Jollyplum/cassandra,WorksApplications/cassandra,nitsanw/cassandra,belliottsmith/cassandra,juiceblender/cassandra,mheffner/cassandra-1,mt0803/cassandra,fengshao0907/cassandra-1,fengshao0907/cassandra-1,modempachev4/kassandra,jeffjirsa/cassandra,jasonstack/cassandra,scaledata/cassandra,weipinghe/cassandra,nvoron23/cassandra,stuhood/cassandra-old,iburmistrov/Cassandra,stef1927/cassandra,exoscale/cassandra,heiko-braun/cassandra,whitepages/cassandra,miguel0afd/cassandra-cqlMod,pbailis/cassandra-pbs,aboudreault/cassandra,phact/cassandra,ben-manes/cassandra,aweisberg/cassandra,Jaumo/cassandra,rackerlabs/cloudmetrics-cassandra,guard163/cassandra,a-buck/cassandra,aureagle/cassandra,nakomis/cassandra,ibmsoe/cassandra,JeremiahDJordan/cassandra,bcoverston/cassandra,instaclustr/cassandra,Stratio/cassandra,pofallon/cassandra,weideng1/cassandra,stuhood/cassandra-old,kangkot/stratio-cassandra,fengshao0907/cassandra-1,mariusae/cassandra,heiko-braun/cassandra,project-zerus/cassandra,sivikt/cassandra,asias/cassandra,rmarchei/cassandra,codefollower/Cassandra-Research,hhorii/cassandra,emolsson/cassandra,darach/cassandra,joesiewert/cassandra,mheffner/cassandra-1,AtwooTM/cassandra,stuhood/cassandra-old,sharvanath/cassandra,tjake/cassandra,DavidHerzogTU-Berlin/cassandraToRun,HidemotoNakada/cassandra-udf,kgreav/cassandra,adejanovski/cassandra,yangzhe1991/cassandra,Stratio/stratio-cassandra,kangkot/stratio-cassandra,sivikt/cassandra,gdusbabek/cassandra,rdio/cassandra,mike-tr-adamson/cassandra,sedulam/CASSANDRA-12201,blerer/cassandra,mshuler/cassandra,aweisberg/cassandra,iburmistrov/Cassandra,mklew/mmp,juiceblender/cassandra,Stratio/stratio-cassandra,adelapena/cassandra,modempachev4/kassandra,sluk3r/cassandra,likaiwalkman/cassandra,segfault/apache_cassandra,nlalevee/cassandra,pofallon/cassandra,pthomaid/cassandra,rackerlabs/cloudmetrics-cassandra,ptnapoleon/cassandra,fengshao0907/Cassandra-Research,phact/cassandra,thelastpickle/cassandra,yukim/cassandra,rmarchei/cassandra,Instagram/cassandra,instaclustr/cassandra,bcoverston/apache-hosted-cassandra,Stratio/cassandra,yhnishi/cassandra,scylladb/scylla-tools-java,mshuler/cassandra,Jollyplum/cassandra,Imran-C/cassandra,blerer/cassandra,kgreav/cassandra,yukim/cassandra,mambocab/cassandra,adelapena/cassandra,adelapena/cassandra,rackerlabs/cloudmetrics-cassandra,apache/cassandra,modempachev4/kassandra,DavidHerzogTU-Berlin/cassandraToRun,DikangGu/cassandra,ptnapoleon/cassandra,mariusae/cassandra,LatencyUtils/cassandra-stress2,carlyeks/cassandra,jasobrown/cassandra,vramaswamy456/cassandra,christian-esken/cassandra,mambocab/cassandra,newrelic-forks/cassandra,yukim/cassandra,RyanMagnusson/cassandra,yonglehou/cassandra,Instagram/cassandra,iamaleksey/cassandra,hhorii/cassandra,josh-mckenzie/cassandra,pkdevbox/cassandra,blerer/cassandra,regispl/cassandra,bcoverston/cassandra,scaledata/cassandra,knifewine/cassandra,ifesdjeen/cassandra,codefollower/Cassandra-Research,MasahikoSawada/cassandra,mkjellman/cassandra,hengxin/cassandra,sayanh/ViewMaintenanceCassandra,aarushi12002/cassandra,sriki77/cassandra,b/project-cassandra,krummas/cassandra,segfault/apache_cassandra,Bj0rnen/cassandra,jsanda/cassandra,ben-manes/cassandra,tjake/cassandra,xiongzheng/Cassandra-Research,jkni/cassandra,vaibhi9/cassandra,hhorii/cassandra,DICL/cassandra,ollie314/cassandra,pbailis/cassandra-pbs,matthewtt/cassandra_read,beobal/cassandra,nitsanw/cassandra,nitsanw/cassandra,pofallon/cassandra,nakomis/cassandra,apache/cassandra,pthomaid/cassandra,kangkot/stratio-cassandra,szhou1234/cassandra,shawnkumar/cstargraph,leomrocha/cassandra,yukim/cassandra,driftx/cassandra,nakomis/cassandra,b/project-cassandra,pcmanus/cassandra,clohfink/cassandra,adejanovski/cassandra,snazy/cassandra,JeremiahDJordan/cassandra,stef1927/cassandra,jasonstack/cassandra,taigetco/cassandra_read,pkdevbox/cassandra,jrwest/cassandra,mgmuscari/cassandra-cdh4,stuhood/cassandra-old,aboudreault/cassandra,aureagle/cassandra,dkua/cassandra,whitepages/cassandra,josh-mckenzie/cassandra,mheffner/cassandra-1,stef1927/cassandra,swps/cassandra,iamaleksey/cassandra,sbtourist/cassandra,sbtourist/cassandra,mshuler/cassandra,jrwest/cassandra,heiko-braun/cassandra,DavidHerzogTU-Berlin/cassandra,wreda/cassandra,AtwooTM/cassandra,vaibhi9/cassandra,DavidHerzogTU-Berlin/cassandraToRun,lalithsuresh/cassandra-c3,tongjixianing/projects,instaclustr/cassandra,rmarchei/cassandra,blambov/cassandra,pcmanus/cassandra,jeromatron/cassandra,newrelic-forks/cassandra,fengshao0907/Cassandra-Research,jeromatron/cassandra,scaledata/cassandra,mt0803/cassandra,blerer/cassandra,sluk3r/cassandra,yonglehou/cassandra,mkjellman/cassandra,jrwest/cassandra,guanxi55nba/db-improvement,jeffjirsa/cassandra,ollie314/cassandra,mariusae/cassandra,xiongzheng/Cassandra-Research,thelastpickle/cassandra,sayanh/ViewMaintenanceCassandra,wreda/cassandra,darach/cassandra,blambov/cassandra,AtwooTM/cassandra,pcn/cassandra-1,shawnkumar/cstargraph,boneill42/cassandra,jeffjirsa/cassandra,dongjiaqiang/cassandra,GabrielNicolasAvellaneda/cassandra,MasahikoSawada/cassandra,qinjin/mdtc-cassandra,sedulam/CASSANDRA-12201,leomrocha/cassandra,jbellis/cassandra,HidemotoNakada/cassandra-udf,jasonwee/cassandra,chaordic/cassandra,miguel0afd/cassandra-cqlMod,newrelic-forks/cassandra,yangzhe1991/cassandra,Imran-C/cassandra,clohfink/cassandra,DikangGu/cassandra,aweisberg/cassandra,bcoverston/apache-hosted-cassandra,cooldoger/cassandra,Jollyplum/cassandra,iamaleksey/cassandra,jasobrown/cassandra,mgmuscari/cassandra-cdh4,strapdata/cassandra,cooldoger/cassandra,nutbunnies/cassandra,WorksApplications/cassandra,WorksApplications/cassandra,ifesdjeen/cassandra,stef1927/cassandra,jrwest/cassandra,LatencyUtils/cassandra-stress2,Stratio/stratio-cassandra,yanbit/cassandra,jasobrown/cassandra,spodkowinski/cassandra,dprguiuc/Cassandra-Wasef,DICL/cassandra,pallavi510/cassandra,snazy/cassandra,project-zerus/cassandra,swps/cassandra,jbellis/cassandra,mashuai/Cassandra-Research,regispl/cassandra,ptuckey/cassandra,EnigmaCurry/cassandra,GabrielNicolasAvellaneda/cassandra,tongjixianing/projects,Stratio/cassandra,EnigmaCurry/cassandra,Imran-C/cassandra,ejankan/cassandra,sayanh/ViewMaintenanceSupport,nutbunnies/cassandra,aarushi12002/cassandra,ejankan/cassandra,strapdata/cassandra,bdeggleston/cassandra,pallavi510/cassandra,wreda/cassandra,sharvanath/cassandra,dkua/cassandra,helena/cassandra,hengxin/cassandra,yanbit/cassandra,Stratio/stratio-cassandra,christian-esken/cassandra,aweisberg/cassandra,caidongyun/cassandra,sayanh/ViewMaintenanceCassandra,pkdevbox/cassandra,mklew/mmp,aureagle/cassandra,juiceblender/cassandra,lalithsuresh/cassandra-c3,kgreav/cassandra,pauloricardomg/cassandra,beobal/cassandra,vramaswamy456/cassandra,yangzhe1991/cassandra,guanxi55nba/key-value-store,likaiwalkman/cassandra,xiongzheng/Cassandra-Research,asias/cassandra,tommystendahl/cassandra,knifewine/cassandra,knifewine/cassandra,gdusbabek/cassandra,nlalevee/cassandra,JeremiahDJordan/cassandra,shawnkumar/cstargraph,sedulam/CASSANDRA-12201,mashuai/Cassandra-Research,yonglehou/cassandra,GabrielNicolasAvellaneda/cassandra,pallavi510/cassandra,taigetco/cassandra_read,scylladb/scylla-tools-java,DavidHerzogTU-Berlin/cassandra,tjake/cassandra,Jaumo/cassandra,dprguiuc/Cassandra-Wasef,MasahikoSawada/cassandra,kgreav/cassandra,jbellis/cassandra,weipinghe/cassandra,pauloricardomg/cassandra,szhou1234/cassandra,iburmistrov/Cassandra,nutbunnies/cassandra,jkni/cassandra,adelapena/cassandra,vramaswamy456/cassandra,ibmsoe/cassandra,spodkowinski/cassandra,thobbs/cassandra,yanbit/cassandra,bdeggleston/cassandra,kangkot/stratio-cassandra,szhou1234/cassandra,DICL/cassandra,mkjellman/cassandra,apache/cassandra,yhnishi/cassandra,Instagram/cassandra,instaclustr/cassandra,sriki77/cassandra,sbtourist/cassandra,a-buck/cassandra,helena/cassandra,segfault/apache_cassandra,michaelsembwever/cassandra,guard163/cassandra,yhnishi/cassandra,DavidHerzogTU-Berlin/cassandra,mshuler/cassandra,b/project-cassandra,sayanh/ViewMaintenanceSupport,macintoshio/cassandra,driftx/cassandra,bdeggleston/cassandra,bcoverston/apache-hosted-cassandra,emolsson/cassandra,josh-mckenzie/cassandra,pcmanus/cassandra,helena/cassandra,jeromatron/cassandra,thobbs/cassandra,krummas/cassandra,guanxi55nba/key-value-store,caidongyun/cassandra,clohfink/cassandra,bpupadhyaya/cassandra,shookari/cassandra,hengxin/cassandra,beobal/cassandra,jeffjirsa/cassandra,LatencyUtils/cassandra-stress2,RyanMagnusson/cassandra,qinjin/mdtc-cassandra,bmel/cassandra,chbatey/cassandra-1,carlyeks/cassandra,boneill42/cassandra,shookari/cassandra,exoscale/cassandra,ollie314/cassandra,belliottsmith/cassandra,WorksApplications/cassandra,jsanda/cassandra,project-zerus/cassandra,pcn/cassandra-1,rogerchina/cassandra,regispl/cassandra,tommystendahl/cassandra,tongjixianing/projects,matthewtt/cassandra_read,spodkowinski/cassandra,ben-manes/cassandra,dkua/cassandra,ejankan/cassandra,darach/cassandra,michaelsembwever/cassandra,rdio/cassandra,snazy/cassandra,kangkot/stratio-cassandra,blambov/cassandra,clohfink/cassandra,mike-tr-adamson/cassandra,boneill42/cassandra,ibmsoe/cassandra,lalithsuresh/cassandra-c3,rogerchina/cassandra,mariusae/cassandra,RyanMagnusson/cassandra,michaelsembwever/cassandra,snazy/cassandra,asias/cassandra,apache/cassandra,mambocab/cassandra,a-buck/cassandra,pbailis/cassandra-pbs,nvoron23/cassandra,gdusbabek/cassandra,macintoshio/cassandra,strapdata/cassandra,bcoverston/cassandra,Bj0rnen/cassandra,krummas/cassandra,driftx/cassandra,cooldoger/cassandra,sharvanath/cassandra,tjake/cassandra,qinjin/mdtc-cassandra,nvoron23/cassandra,jasonstack/cassandra,Stratio/stratio-cassandra,driftx/cassandra,b/project-cassandra,HidemotoNakada/cassandra-udf,strapdata/cassandra,chaordic/cassandra,jasonwee/cassandra,swps/cassandra,scylladb/scylla-tools-java,beobal/cassandra,bpupadhyaya/cassandra,bcoverston/cassandra,mike-tr-adamson/cassandra,pauloricardomg/cassandra,guard163/cassandra,codefollower/Cassandra-Research,emolsson/cassandra,guanxi55nba/key-value-store,belliottsmith/cassandra,rogerchina/cassandra,EnigmaCurry/cassandra,bpupadhyaya/cassandra,sivikt/cassandra,sriki77/cassandra,rdio/cassandra,miguel0afd/cassandra-cqlMod,mklew/mmp,tommystendahl/cassandra,scylladb/scylla-tools-java,phact/cassandra,ptuckey/cassandra,dongjiaqiang/cassandra,ptnapoleon/cassandra,chaordic/cassandra,DikangGu/cassandra,macintoshio/cassandra,Instagram/cassandra,ifesdjeen/cassandra,mariusae/cassandra,thelastpickle/cassandra,michaelsembwever/cassandra,ifesdjeen/cassandra,weipinghe/cassandra,weideng1/cassandra,likaiwalkman/cassandra,belliottsmith/cassandra,thobbs/cassandra,caidongyun/cassandra,juiceblender/cassandra,mkjellman/cassandra,weideng1/cassandra,bmel/cassandra,Jaumo/cassandra,mike-tr-adamson/cassandra,aboudreault/cassandra,jsanda/cassandra,spodkowinski/cassandra,mgmuscari/cassandra-cdh4,krummas/cassandra,bdeggleston/cassandra,carlyeks/cassandra,szhou1234/cassandra,jasonwee/cassandra,dongjiaqiang/cassandra,whitepages/cassandra,shookari/cassandra