pgsql: More include file adjustments.

Log Message:
-----------
More include file adjustments.

Modified Files:
--------------
pgsql/src/include/access:
relscan.h (r1.47 -> r1.48)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/access/relscan.h.diff?r1=1.47&r2=1.48)
pgsql/src/include/commands:
vacuum.h (r1.66 -> r1.67)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/commands/vacuum.h.diff?r1=1.66&r2=1.67)
pgsql/src/include/executor:
hashjoin.h (r1.40 -> r1.41)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/executor/hashjoin.h.diff?r1=1.40&r2=1.41)
pgsql/src/include/tcop:
tcopprot.h (r1.81 -> r1.82)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/tcop/tcopprot.h.diff?r1=1.81&r2=1.82)
pgsql/src/include/utils:
catcache.h (r1.60 -> r1.61)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/catcache.h.diff?r1=1.60&r2=1.61)
guc.h (r1.68 -> r1.69)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/guc.h.diff?r1=1.68&r2=1.69)
portal.h (r1.62 -> r1.63)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/portal.h.diff?r1=1.62&r2=1.63)
resowner.h (r1.7 -> r1.8)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/resowner.h.diff?r1=1.7&r2=1.8)
syscache.h (r1.64 -> r1.65)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/syscache.h.diff?r1=1.64&r2=1.65)