merge changes from 0.6
merge changes from 0.6

git-svn-id: 1e8683751772dd0ef52a45d586103b4a82d616ff@915828 13f79535-47bb-0310-9956-ffa450edef68

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