Fix non-improvement of description of archive_timeout.  archive_command is only invoked on completed WAL segments, period --- there's no 'by default' about it.
Fix non-improvement of description of archive_timeout.  archive_command
is only invoked on completed WAL segments, period --- there's no 'by
default' about it.

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