Fix ecpg_sqlca_key_destructor to return void.
Fix ecpg_sqlca_key_destructor to return void.

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