Update mention of diff.
Update mention of diff.

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