Done:
Done:

> * -Get faster regex() code from Henry Spencer <henry@zoo.utoronto.ca>

snaga/postgres-xl,snaga/postgres-xl,yazun/postgres-xl,foyzur/gpdb,randomtask1155/gpdb,lpetrov-pivotal/gpdb,cjcjameson/gpdb,pavanvd/postgres-xl,0x0FFF/gpdb,yuanzhao/gpdb,Chibin/gpdb,snaga/postgres-xl,edespino/gpdb,zaksoup/gpdb,techdragon/Postgres-XL,zeroae/postgres-xl,Quikling/gpdb,Chibin/gpdb,foyzur/gpdb,CraigHarris/gpdb,rvs/gpdb,zaksoup/gpdb,ahachete/gpdb,lintzc/gpdb,royc1/gpdb,kaknikhil/gpdb,adam8157/gpdb,jmcatamney/gpdb,tangp3/gpdb,rubikloud/gpdb,zeroae/postgres-xl,edespino/gpdb,lintzc/gpdb,lisakowen/gpdb,yazun/postgres-xl,edespino/gpdb,lpetrov-pivotal/gpdb,techdragon/Postgres-XL,rvs/gpdb,tangp3/gpdb,rubikloud/gpdb,ahachete/gpdb,lintzc/gpdb,janebeckman/gpdb,janebeckman/gpdb,yuanzhao/gpdb,arcivanov/postgres-xl,ovr/postgres-xl,Chibin/gpdb,edespino/gpdb,oberstet/postgres-xl,greenplum-db/gpdb,janebeckman/gpdb,50wu/gpdb,lisakowen/gpdb,foyzur/gpdb,edespino/gpdb,rvs/gpdb,edespino/gpdb,chrishajas/gpdb,ovr/postgres-xl,zeroae/postgres-xl,janebeckman/gpdb,0x0FFF/gpdb,xinzweb/gpdb,lisakowen/gpdb,50wu/gpdb,kmjungersen/PostgresXL,rubikloud/gpdb,cjcjameson/gpdb,cjcjameson/gpdb,xuegang/gpdb,xinzweb/gpdb,Quikling/gpdb,xuegang/gpdb,Chibin/gpdb,ahachete/gpdb,yuanzhao/gpdb,postmind-net/postgres-xl,lisakowen/gpdb,yazun/postgres-xl,janebeckman/gpdb,tpostgres-projects/tPostgres,jmcatamney/gpdb,Postgres-XL/Postgres-XL,jmcatamney/gpdb,CraigHarris/gpdb,yuanzhao/gpdb,0x0FFF/gpdb,greenplum-db/gpdb,adam8157/gpdb,rubikloud/gpdb,kaknikhil/gpdb,50wu/gpdb,oberstet/postgres-xl,chrishajas/gpdb,xinzweb/gpdb,edespino/gpdb,royc1/gpdb,atris/gpdb,lisakowen/gpdb,royc1/gpdb,atris/gpdb,atris/gpdb,xuegang/gpdb,yuanzhao/gpdb,techdragon/Postgres-XL,lpetrov-pivotal/gpdb,edespino/gpdb,0x0FFF/gpdb,yuanzhao/gpdb,0x0FFF/gpdb,rvs/gpdb,xuegang/gpdb,Postgres-XL/Postgres-XL,lpetrov-pivotal/gpdb,Quikling/gpdb,cjcjameson/gpdb,yazun/postgres-xl,kaknikhil/gpdb,adam8157/gpdb,tangp3/gpdb,rubikloud/gpdb,ahachete/gpdb,randomtask1155/gpdb,snaga/postgres-xl,Postgres-XL/Postgres-XL,tpostgres-projects/tPostgres,chrishajas/gpdb,zaksoup/gpdb,Quikling/gpdb,tangp3/gpdb,rvs/gpdb,janebeckman/gpdb,cjcjameson/gpdb,atris/gpdb,chrishajas/gpdb,Quikling/gpdb,lpetrov-pivotal/gpdb,yuanzhao/gpdb,0x0FFF/gpdb,jmcatamney/gpdb,atris/gpdb,0x0FFF/gpdb,ovr/postgres-xl,lintzc/gpdb,atris/gpdb,royc1/gpdb,jmcatamney/gpdb,lintzc/gpdb,zeroae/postgres-xl,rvs/gpdb,tpostgres-projects/tPostgres,Postgres-XL/Postgres-XL,lpetrov-pivotal/gpdb,Quikling/gpdb,adam8157/gpdb,xinzweb/gpdb,tangp3/gpdb,kmjungersen/PostgresXL,tangp3/gpdb,ahachete/gpdb,CraigHarris/gpdb,lintzc/gpdb,ashwinstar/gpdb,oberstet/postgres-xl,greenplum-db/gpdb,kaknikhil/gpdb,yuanzhao/gpdb,xinzweb/gpdb,lpetrov-pivotal/gpdb,rubikloud/gpdb,adam8157/gpdb,lintzc/gpdb,randomtask1155/gpdb,jmcatamney/gpdb,snaga/postgres-xl,50wu/gpdb,ovr/postgres-xl,ovr/postgres-xl,atris/gpdb,tangp3/gpdb,kaknikhil/gpdb,zeroae/postgres-xl,foyzur/gpdb,ashwinstar/gpdb,randomtask1155/gpdb,ashwinstar/gpdb,xuegang/gpdb,xuegang/gpdb,tpostgres-projects/tPostgres,kmjungersen/PostgresXL,kaknikhil/gpdb,cjcjameson/gpdb,kmjungersen/PostgresXL,lpetrov-pivotal/gpdb,ashwinstar/gpdb,lintzc/gpdb,zaksoup/gpdb,tangp3/gpdb,greenplum-db/gpdb,ashwinstar/gpdb,xuegang/gpdb,royc1/gpdb,edespino/gpdb,Quikling/gpdb,50wu/gpdb,CraigHarris/gpdb,Chibin/gpdb,janebeckman/gpdb,CraigHarris/gpdb,techdragon/Postgres-XL,ashwinstar/gpdb,janebeckman/gpdb,janebeckman/gpdb,lisakowen/gpdb,cjcjameson/gpdb,royc1/gpdb,postmind-net/postgres-xl,CraigHarris/gpdb,arcivanov/postgres-xl,arcivanov/postgres-xl,royc1/gpdb,50wu/gpdb,atris/gpdb,rubikloud/gpdb,Chibin/gpdb,CraigHarris/gpdb,greenplum-db/gpdb,50wu/gpdb,chrishajas/gpdb,adam8157/gpdb,kaknikhil/gpdb,50wu/gpdb,yuanzhao/gpdb,rubikloud/gpdb,kaknikhil/gpdb,foyzur/gpdb,zaksoup/gpdb,xuegang/gpdb,randomtask1155/gpdb,cjcjameson/gpdb,edespino/gpdb,lisakowen/gpdb,xinzweb/gpdb,CraigHarris/gpdb,royc1/gpdb,kaknikhil/gpdb,tpostgres-projects/tPostgres,Quikling/gpdb,arcivanov/postgres-xl,chrishajas/gpdb,kaknikhil/gpdb,postmind-net/postgres-xl,zaksoup/gpdb,postmind-net/postgres-xl,lisakowen/gpdb,rvs/gpdb,greenplum-db/gpdb,randomtask1155/gpdb,chrishajas/gpdb,Chibin/gpdb,chrishajas/gpdb,yuanzhao/gpdb,zaksoup/gpdb,janebeckman/gpdb,pavanvd/postgres-xl,ahachete/gpdb,arcivanov/postgres-xl,cjcjameson/gpdb,zaksoup/gpdb,CraigHarris/gpdb,Chibin/gpdb,techdragon/Postgres-XL,xinzweb/gpdb,postmind-net/postgres-xl,Quikling/gpdb,pavanvd/postgres-xl,randomtask1155/gpdb,rvs/gpdb,pavanvd/postgres-xl,greenplum-db/gpdb,foyzur/gpdb,randomtask1155/gpdb,xuegang/gpdb,oberstet/postgres-xl,kmjungersen/PostgresXL,jmcatamney/gpdb,foyzur/gpdb,adam8157/gpdb,Postgres-XL/Postgres-XL,Chibin/gpdb,xinzweb/gpdb,arcivanov/postgres-xl,yazun/postgres-xl,ahachete/gpdb,cjcjameson/gpdb,Chibin/gpdb,oberstet/postgres-xl,0x0FFF/gpdb,lintzc/gpdb,jmcatamney/gpdb,foyzur/gpdb,rvs/gpdb,adam8157/gpdb,pavanvd/postgres-xl,ahachete/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,Quikling/gpdb,rvs/gpdb,greenplum-db/gpdb