Clean up bad variable used in script.  Still not sure it works under Linux.
Clean up bad variable used in script.  Still not sure it works under Linux.

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