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)