Update FAQ.
Update FAQ.

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