Add pg_upgrade TODO.detail.
Add pg_upgrade TODO.detail.

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