npgsql - Npgsql2: Fixed problem where parameters size wasn't being

Log Message:
-----------

Fixed problem where parameters size wasn't being handled with prepared statements. 
This fix Daniel AspNet Providers Ticket 7.

Thanks Daniel for bringing this to my attention.

http://dev.nauck-it.de/aspsqlprovider/ticket/7

Modified Files:
--------------
    Npgsql2/src/Npgsql:
        NpgsqlCommand.cs (r1.31 -> r1.32)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlCommand.cs.diff?r1=1.31&r2=1.32)