temporal - temporal: reorganized the files, added a stub file for the

Log Message:
-----------
reorganized the files, added a stub file for the gist ops.

Modified Files:
--------------
    temporal:
        Makefile (r1.1.1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/temporal/temporal/Makefile.diff?r1=1.1.1.1&r2=1.2)
        t_types.sql (r1.1.1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/temporal/temporal/t_types.sql.diff?r1=1.1.1.1&r2=1.2)

Added Files:
-----------
    temporal/src:
        t_interval.c (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/temporal/temporal/src/t_interval.c?rev=1.1&content-type=text/x-cvsweb-markup)
        t_interval_gist.c (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/temporal/temporal/src/t_interval_gist.c?rev=1.1&content-type=text/x-cvsweb-markup)

Removed Files:
-------------
    temporal:
        t_types.c
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/temporal/temporal/t_types.c)