npgsql - Npgsql2: [#1010202] Adding NpgsqlConnectionStringBuilder class

Log Message:
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[#1010202] Adding NpgsqlConnectionStringBuilder class (with cache support). Thanks Tao Wang (dancefire at gmail dot
com)for patches! 

Modified Files:
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    Npgsql2/src/Npgsql:
        NpgsqlCommand.cs (r1.9 -> r1.10)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlCommand.cs.diff?r1=1.9&r2=1.10)
        NpgsqlConnection.cs (r1.10 -> r1.11)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlConnection.cs.diff?r1=1.10&r2=1.11)
        NpgsqlConnector.cs (r1.8 -> r1.9)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlConnector.cs.diff?r1=1.8&r2=1.9)
        NpgsqlConnectorPool.cs (r1.4 -> r1.5)

(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlConnectorPool.cs.diff?r1=1.4&r2=1.5)
        NpgsqlFactory.cs (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlFactory.cs.diff?r1=1.3&r2=1.4)