pgsql: Back out RESET CONNECTION until there is more discussion.

Log Message:
-----------
Back out RESET CONNECTION until there is more discussion.

Modified Files:
--------------
pgsql/doc/src/sgml/ref:
reset.sgml (r1.27 -> r1.28)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/reset.sgml.diff?r1=1.27&r2=1.28)
pgsql/src/backend/catalog:
namespace.c (r1.83 -> r1.84)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/catalog/namespace.c.diff?r1=1.83&r2=1.84)
pgsql/src/backend/commands:
async.c (r1.130 -> r1.131)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/async.c.diff?r1=1.130&r2=1.131)
prepare.c (r1.51 -> r1.52)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/commands/prepare.c.diff?r1=1.51&r2=1.52)
pgsql/src/backend/parser:
gram.y (r2.541 -> r2.542)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/parser/gram.y.diff?r1=2.541&r2=2.542)
pgsql/src/backend/utils/misc:
guc.c (r1.316 -> r1.317)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/misc/guc.c.diff?r1=1.316&r2=1.317)
pgsql/src/backend/utils/mmgr:
portalmem.c (r1.86 -> r1.87)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/mmgr/portalmem.c.diff?r1=1.86&r2=1.87)
pgsql/src/include/catalog:
namespace.h (r1.40 -> r1.41)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/namespace.h.diff?r1=1.40&r2=1.41)
pgsql/src/include/commands:
async.h (r1.32 -> r1.33)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/commands/async.h.diff?r1=1.32&r2=1.33)
prepare.h (r1.19 -> r1.20)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/commands/prepare.h.diff?r1=1.19&r2=1.20)
pgsql/src/include/utils:
portal.h (r1.60 -> r1.61)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/portal.h.diff?r1=1.60&r2=1.61)
pgsql/src/interfaces/ecpg/preproc:
preproc.y (r1.322 -> r1.323)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/preproc/preproc.y.diff?r1=1.322&r2=1.323)