Fix some more uses of str[n]casecmp that should be pg_str[n]casecmp.
Fix some more uses of str[n]casecmp that should be pg_str[n]casecmp.

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