npgsql - Npgsql2: Fixed bug when trying to connect to ipv6 hosts.

Log Message:
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Fixed bug when trying to connect to ipv6 hosts. Also, added support for connecting to server names which have multiple ip addresses. Thanks Daniel Nauck (dna at mono-project dot de) for patch.

Modified Files:
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Npgsql2/src/Npgsql:
NpgsqlClosedState.cs (r1.5 -> r1.6)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlClosedState.cs.diff?r1=1.5&r2=1.6)
NpgsqlState.resx (r1.1 -> r1.2)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlState.resx.diff?r1=1.1&r2=1.2)