Update TODO list.
Update TODO list.

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