Log Message:
-----------
simplified boolean expressions when a not is applied. Also added subsecond precision for timestamps. (reported by Ibaidul Sahib)
Modified Files:
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Npgsql2/src/Npgsql/SqlGenerators:
VisitedExpression.cs (r1.12 -> r1.13)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/npgsql/Npgsql2/src/Npgsql/SqlGenerators/VisitedExpression.cs?r1=1.12&r2=1.13)