Remove duplicate entries in the Makefile
Remove duplicate entries in the Makefile

janebeckman/gpdb,adam8157/gpdb,lintzc/gpdb,yuanzhao/gpdb,chrishajas/gpdb,royc1/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,adam8157/gpdb,0x0FFF/gpdb,xuegang/gpdb,0x0FFF/gpdb,Chibin/gpdb,xuegang/gpdb,atris/gpdb,0x0FFF/gpdb,xuegang/gpdb,cjcjameson/gpdb,jmcatamney/gpdb,CraigHarris/gpdb,ashwinstar/gpdb,Quikling/gpdb,randomtask1155/gpdb,0x0FFF/gpdb,rvs/gpdb,adam8157/gpdb,ahachete/gpdb,xinzweb/gpdb,zaksoup/gpdb,kaknikhil/gpdb,cjcjameson/gpdb,Chibin/gpdb,xinzweb/gpdb,50wu/gpdb,atris/gpdb,Chibin/gpdb,cjcjameson/gpdb,ahachete/gpdb,royc1/gpdb,greenplum-db/gpdb,rvs/gpdb,rvs/gpdb,atris/gpdb,0x0FFF/gpdb,lisakowen/gpdb,foyzur/gpdb,Chibin/gpdb,ashwinstar/gpdb,xinzweb/gpdb,rvs/gpdb,royc1/gpdb,yuanzhao/gpdb,chrishajas/gpdb,lintzc/gpdb,Chibin/gpdb,kaknikhil/gpdb,lintzc/gpdb,tangp3/gpdb,janebeckman/gpdb,randomtask1155/gpdb,zaksoup/gpdb,Chibin/gpdb,lpetrov-pivotal/gpdb,Quikling/gpdb,chrishajas/gpdb,royc1/gpdb,ahachete/gpdb,cjcjameson/gpdb,atris/gpdb,kaknikhil/gpdb,ahachete/gpdb,royc1/gpdb,zaksoup/gpdb,0x0FFF/gpdb,lpetrov-pivotal/gpdb,jmcatamney/gpdb,Quikling/gpdb,lisakowen/gpdb,ashwinstar/gpdb,edespino/gpdb,Quikling/gpdb,rubikloud/gpdb,randomtask1155/gpdb,rubikloud/gpdb,jmcatamney/gpdb,Chibin/gpdb,xuegang/gpdb,lpetrov-pivotal/gpdb,janebeckman/gpdb,atris/gpdb,yuanzhao/gpdb,jmcatamney/gpdb,adam8157/gpdb,rvs/gpdb,cjcjameson/gpdb,xuegang/gpdb,kaknikhil/gpdb,janebeckman/gpdb,lisakowen/gpdb,xinzweb/gpdb,tangp3/gpdb,50wu/gpdb,rubikloud/gpdb,lpetrov-pivotal/gpdb,CraigHarris/gpdb,randomtask1155/gpdb,50wu/gpdb,rvs/gpdb,ahachete/gpdb,Quikling/gpdb,CraigHarris/gpdb,janebeckman/gpdb,foyzur/gpdb,tangp3/gpdb,tangp3/gpdb,kaknikhil/gpdb,cjcjameson/gpdb,ahachete/gpdb,xuegang/gpdb,greenplum-db/gpdb,edespino/gpdb,kaknikhil/gpdb,tangp3/gpdb,edespino/gpdb,janebeckman/gpdb,cjcjameson/gpdb,greenplum-db/gpdb,zaksoup/gpdb,lintzc/gpdb,CraigHarris/gpdb,Chibin/gpdb,edespino/gpdb,lintzc/gpdb,chrishajas/gpdb,50wu/gpdb,adam8157/gpdb,Chibin/gpdb,xinzweb/gpdb,randomtask1155/gpdb,kaknikhil/gpdb,adam8157/gpdb,lisakowen/gpdb,edespino/gpdb,royc1/gpdb,lisakowen/gpdb,lpetrov-pivotal/gpdb,cjcjameson/gpdb,Quikling/gpdb,kaknikhil/gpdb,50wu/gpdb,lpetrov-pivotal/gpdb,ahachete/gpdb,chrishajas/gpdb,rubikloud/gpdb,jmcatamney/gpdb,edespino/gpdb,greenplum-db/gpdb,ashwinstar/gpdb,zaksoup/gpdb,xinzweb/gpdb,lintzc/gpdb,lpetrov-pivotal/gpdb,CraigHarris/gpdb,foyzur/gpdb,50wu/gpdb,yuanzhao/gpdb,randomtask1155/gpdb,adam8157/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,rvs/gpdb,greenplum-db/gpdb,rvs/gpdb,chrishajas/gpdb,ashwinstar/gpdb,foyzur/gpdb,randomtask1155/gpdb,0x0FFF/gpdb,Quikling/gpdb,greenplum-db/gpdb,xuegang/gpdb,yuanzhao/gpdb,xinzweb/gpdb,foyzur/gpdb,rubikloud/gpdb,0x0FFF/gpdb,tangp3/gpdb,lisakowen/gpdb,foyzur/gpdb,50wu/gpdb,lisakowen/gpdb,tangp3/gpdb,adam8157/gpdb,Chibin/gpdb,atris/gpdb,Quikling/gpdb,ashwinstar/gpdb,rvs/gpdb,jmcatamney/gpdb,cjcjameson/gpdb,kaknikhil/gpdb,CraigHarris/gpdb,zaksoup/gpdb,randomtask1155/gpdb,xuegang/gpdb,yuanzhao/gpdb,jmcatamney/gpdb,jmcatamney/gpdb,Quikling/gpdb,atris/gpdb,zaksoup/gpdb,rubikloud/gpdb,lintzc/gpdb,ahachete/gpdb,foyzur/gpdb,xinzweb/gpdb,greenplum-db/gpdb,janebeckman/gpdb,lintzc/gpdb,janebeckman/gpdb,CraigHarris/gpdb,lpetrov-pivotal/gpdb,chrishajas/gpdb,lintzc/gpdb,zaksoup/gpdb,xuegang/gpdb,yuanzhao/gpdb,janebeckman/gpdb,yuanzhao/gpdb,tangp3/gpdb,yuanzhao/gpdb,yuanzhao/gpdb,rvs/gpdb,royc1/gpdb,rubikloud/gpdb,edespino/gpdb,Quikling/gpdb,royc1/gpdb,kaknikhil/gpdb,atris/gpdb,edespino/gpdb,janebeckman/gpdb,CraigHarris/gpdb,chrishajas/gpdb,foyzur/gpdb,rubikloud/gpdb,edespino/gpdb,lisakowen/gpdb,50wu/gpdb,edespino/gpdb,CraigHarris/gpdb