Update jdbc doc to reflect correct name of the PGConnection class.
Update jdbc doc to reflect correct name of the PGConnection class.

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