Log Message:
-----------
Adjust GiST error messages to conform to message style guidelines.

Modified Files:
--------------
pgsql/src/backend/access/gist:
gistscan.c (r1.59 -> r1.60)
(http://developer.postgresql.org/cvsw...1=1.59&r2=1.60)
gistutil.c (r1.5 -> r1.6)
(http://developer.postgresql.org/cvsw...?r1=1.5&r2=1.6)
gistvacuum.c (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsw...?r1=1.7&r2=1.8)
gistxlog.c (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsw...?r1=1.7&r2=1.8)

---------------------------(end of broadcast)---------------------------
TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match