Fix grant option dumping and related cross-version compatibility issues.
Fix grant option dumping and related cross-version compatibility issues.

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