Mark linux as thread-enabled with new 7.5 tests.
Mark linux as thread-enabled with new 7.5 tests.

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