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)