This patch includes some minor fixes and improvements to the SGML docs for PL/PgSQL.
This patch includes some minor fixes and improvements to the SGML docs
for PL/PgSQL.

Neil Conway

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