convert exception to string for printing
convert exception to string for printing

Patch by eevans

git-svn-id: af0234e1aff5c580ad966c5a1be7e5402979d927@1085092 13f79535-47bb-0310-9956-ffa450edef68

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