slony1-ctl - slony-ctl: We now allow one to propagate an SQL script

Log Message:
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We now allow one to propagate an SQL script through every node of a replication,
outside of slony.

Added Files:
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slony-ctl/outils:
102_exec_propagate.sh (r1.1)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/slony1-ctl/slony-ctl/outils/102_exec_propagate.sh?rev=1.1&content-type=text/x-cvsweb-markup)
slony_propagate.sh (r1.1)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/slony1-ctl/slony-ctl/outils/slony_propagate.sh?rev=1.1&content-type=text/x-cvsweb-markup)