Update chinese encoding specification.
Update chinese encoding specification.

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