Added single-letter options and case statement.
Added single-letter options and case statement.

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