Remove premature code in constraint parsing. Change elog WARN to NOTICE for unimplemented constraints.
Remove premature code in constraint parsing.
Change elog WARN to NOTICE for unimplemented constraints.

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