Log Message:
-----------
[#1010495] Bad performance calling a (empty) function very often.
Now NpgsqlCommand caches previous results of internal checkings which were taking too much time if the command was used more than once.
Modified Files:
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Npgsql2/src/Npgsql:
NpgsqlCommand.cs (r1.30 -> r1.31)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/NpgsqlCommand.cs.diff?r1=1.30&r2=1.31)