newsysviews - newsysview: Finished pg_users Added pg_groups Added

Log Message:
-----------
Finished pg_users
Added pg_groups
Added function to _compat_74 and _compat_80 to support these.
Updated definitions.txt

Modified Files:
--------------
    newsysview/doc:
        definition.txt (r1.13 -> r1.14)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/newsysviews/newsysview/doc/definition.txt.diff?r1=1.13&r2=1.14)
    newsysview/sql:
        _compat74.sql (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/newsysviews/newsysview/sql/_compat74.sql.diff?r1=1.4&r2=1.5)
        _compat80.sql (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/newsysviews/newsysview/sql/_compat80.sql.diff?r1=1.4&r2=1.5)
        users.sql (r1.1 -> r1.2)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/newsysviews/newsysview/sql/users.sql.diff?r1=1.1&r2=1.2)

Added Files:
-----------
    newsysview/sql:
        groups.sql (r1.1)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/newsysviews/newsysview/sql/groups.sql?rev=1.1&content-type=text/x-cvsweb-markup)