Add errormsg initialization from patch by Keith Parks.
Add errormsg initialization from patch by Keith Parks.

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