Remove long-dead code.
Remove long-dead code.

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