Log Message:
-----------
Fix 'all at one page bug' in picksplit method of R-tree emulation. Add defense
from buggy user-defined picksplit to GiST.
Modified Files:
--------------
pgsql/src/backend/access/gist:
gistproc.c (r1.15 -> r1.16)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/gist/gistproc.c?r1=1.15&r2=1.16)
gistsplit.c (r1.7 -> r1.8)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/backend/access/gist/gistsplit.c?r1=1.7&r2=1.8)