Allow CREATE FUNCTION xyz AS '' LANGUAGE 'internal' to work the way it used to (ie, assume xyz is the name of the builtin function to call).  Complain if an unknown builtin function name is referenced.
Allow CREATE FUNCTION xyz AS '' LANGUAGE 'internal' to
work the way it used to (ie, assume xyz is the name of the builtin
function to call).  Complain if an unknown builtin function name is
referenced.

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