pgsql: Code spacing improvement, particularly *tm spacing.

Log Message:
-----------
Code spacing improvement, particularly *tm spacing.

Modified Files:
--------------
    pgsql/src/backend/utils/adt:
        date.c (r1.116 -> r1.117)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/date.c.diff?r1=1.116&r2=1.117)
        datetime.c (r1.155 -> r1.156)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/datetime.c.diff?r1=1.155&r2=1.156)
        nabstime.c (r1.139 -> r1.140)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/nabstime.c.diff?r1=1.139&r2=1.140)
        timestamp.c (r1.138 -> r1.139)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/utils/adt/timestamp.c.diff?r1=1.138&r2=1.139)
    pgsql/src/include:
        pgtime.h (r1.8 -> r1.9)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/pgtime.h.diff?r1=1.8&r2=1.9)
    pgsql/src/include/utils:
        datetime.h (r1.54 -> r1.55)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/datetime.h.diff?r1=1.54&r2=1.55)
        nabstime.h (r1.46 -> r1.47)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/include/utils/nabstime.h.diff?r1=1.46&r2=1.47)
    pgsql/src/interfaces/ecpg/pgtypeslib:
        dt.h (r1.28 -> r1.29)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/pgtypeslib/dt.h.diff?r1=1.28&r2=1.29)
        dt_common.c (r1.27 -> r1.28)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/pgtypeslib/dt_common.c.diff?r1=1.27&r2=1.28)
        timestamp.c (r1.29 -> r1.30)

(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/interfaces/ecpg/pgtypeslib/timestamp.c.diff?r1=1.29&r2=1.30)