Re-add:
Re-add:

> * Remove unreferenced table files and temp tables during database vacuum
>   or postmaster startup (Bruce)

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