add supercolumn support to stress.py.  patch by Brandon Williams; reviewed by jbellis for CASSANDRA-635
add supercolumn support to stress.py.  patch by Brandon Williams; reviewed by jbellis for CASSANDRA-635

git-svn-id: 1e8683751772dd0ef52a45d586103b4a82d616ff@891012 13f79535-47bb-0310-9956-ffa450edef68

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