pgsql: Remove RELKIND_UNCATALOGED.

Remove RELKIND_UNCATALOGED.

This may have been important at some point in the past, but it no
longer does anything useful.

Review by Tom Lane.

Branch
------
master

Details
-------
http://git.postgresql.org/pg/commitdiff/d2c86a1ccd17145eeed2377ff7930e2ccbf5869e

Modified Files
--------------
contrib/pgstattuple/pgstattuple.c      |    1 -
src/backend/access/common/reloptions.c |    1 -
src/backend/catalog/dependency.c       |    4 ----
src/backend/catalog/heap.c             |    4 ++--
src/backend/catalog/index.c            |    1 -
src/backend/catalog/toasting.c         |    4 +---
src/backend/commands/indexcmds.c       |    4 +---
src/backend/utils/cache/relcache.c     |    5 +++--
src/include/catalog/pg_class.h         |    1 -
src/include/utils/relcache.h           |    3 ++-
10 files changed, 9 insertions(+), 19 deletions(-)