Make proper plpgsql non-externs.
Make proper plpgsql non-externs.

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