TODO
added class THArrayShortInt
Now TAField and TAParam support all main Delphi data types i.e. added support for these types to make full list: ShortInt, Byte, Cardinal, Extended.
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FElapsed measures several methods. Adding params works via CreateAParam (like creating fields). Several functions moved into OraUtils. Some code cleanup.
minor changes in 2 tests
changes related to adding CreateAParam into TADataSet
minor changes