I've confirmed 8.1beta4 passes regression tests on all hardware platforms of RHEL 4.  Update supported-platforms list accordingly.
I've confirmed 8.1beta4 passes regression tests on all hardware platforms
of RHEL 4.  Update supported-platforms list accordingly.

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