Clean up failure to use ClosePager() where appropriate in help.c. Also prevent possible repeat opening of pager in helpSQL().
Clean up failure to use ClosePager() where appropriate in help.c.
Also prevent possible repeat opening of pager in helpSQL().

zeroae/postgres-xl,kmjungersen/PostgresXL,xinzweb/gpdb,snaga/postgres-xl,snaga/postgres-xl,Postgres-XL/Postgres-XL,adam8157/gpdb,lisakowen/gpdb,adam8157/gpdb,pavanvd/postgres-xl,oberstet/postgres-xl,zeroae/postgres-xl,ashwinstar/gpdb,jmcatamney/gpdb,greenplum-db/gpdb,50wu/gpdb,lisakowen/gpdb,ashwinstar/gpdb,techdragon/Postgres-XL,jmcatamney/gpdb,zeroae/postgres-xl,kmjungersen/PostgresXL,jmcatamney/gpdb,pavanvd/postgres-xl,greenplum-db/gpdb,postmind-net/postgres-xl,jmcatamney/gpdb,ovr/postgres-xl,arcivanov/postgres-xl,yazun/postgres-xl,kmjungersen/PostgresXL,xinzweb/gpdb,greenplum-db/gpdb,tpostgres-projects/tPostgres,50wu/gpdb,xinzweb/gpdb,arcivanov/postgres-xl,50wu/gpdb,Postgres-XL/Postgres-XL,xinzweb/gpdb,xinzweb/gpdb,postmind-net/postgres-xl,oberstet/postgres-xl,Postgres-XL/Postgres-XL,kmjungersen/PostgresXL,50wu/gpdb,snaga/postgres-xl,pavanvd/postgres-xl,greenplum-db/gpdb,yazun/postgres-xl,ashwinstar/gpdb,tpostgres-projects/tPostgres,pavanvd/postgres-xl,lisakowen/gpdb,jmcatamney/gpdb,techdragon/Postgres-XL,pavanvd/postgres-xl,arcivanov/postgres-xl,adam8157/gpdb,zeroae/postgres-xl,lisakowen/gpdb,postmind-net/postgres-xl,yazun/postgres-xl,arcivanov/postgres-xl,lisakowen/gpdb,ovr/postgres-xl,snaga/postgres-xl,lisakowen/gpdb,yazun/postgres-xl,yazun/postgres-xl,ashwinstar/gpdb,jmcatamney/gpdb,ashwinstar/gpdb,arcivanov/postgres-xl,Postgres-XL/Postgres-XL,jmcatamney/gpdb,ashwinstar/gpdb,ashwinstar/gpdb,techdragon/Postgres-XL,ovr/postgres-xl,adam8157/gpdb,xinzweb/gpdb,oberstet/postgres-xl,50wu/gpdb,adam8157/gpdb,zeroae/postgres-xl,tpostgres-projects/tPostgres,techdragon/Postgres-XL,lisakowen/gpdb,lisakowen/gpdb,greenplum-db/gpdb,tpostgres-projects/tPostgres,greenplum-db/gpdb,50wu/gpdb,adam8157/gpdb,oberstet/postgres-xl,postmind-net/postgres-xl,50wu/gpdb,greenplum-db/gpdb,adam8157/gpdb,techdragon/Postgres-XL,50wu/gpdb,oberstet/postgres-xl,ashwinstar/gpdb,arcivanov/postgres-xl,adam8157/gpdb,xinzweb/gpdb,ovr/postgres-xl,tpostgres-projects/tPostgres,xinzweb/gpdb,snaga/postgres-xl,postmind-net/postgres-xl,kmjungersen/PostgresXL,ovr/postgres-xl,greenplum-db/gpdb,jmcatamney/gpdb,Postgres-XL/Postgres-XL