newsysviews - newsysview: use existing bit_or aggregate rather than

Log Message:
-----------
use existing bit_or aggregate rather than create a brand new one.

Modified Files:
--------------
newsysview/sql:
_funcs.sql (r1.5 -> r1.6)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/newsysviews/newsysview/sql/_funcs.sql.diff?r1=1.5&r2=1.6)
views.sql (r1.3 -> r1.4)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/newsysviews/newsysview/sql/views.sql.diff?r1=1.3&r2=1.4)