Update postmaster manual page.
Update postmaster manual page.

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