Return proper error exit code on pg_ctl -w start failure.
Return proper error exit code on pg_ctl -w start failure.

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