Fix online help in cqlsh for COPY commands. Patch by paul cannon, reviewed by brandon williams for CASSANDRA-4469
Fix online help in cqlsh for COPY commands.
Patch by paul cannon, reviewed by brandon williams for CASSANDRA-4469

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