Add mention of removed -enable-multibyte/locale in HISTORY.
Add mention of removed -enable-multibyte/locale in HISTORY.

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