18/05/2005
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PostfixCalculator - fixed major bug and added support for %, &, |, >>, >>> and
<<. Note that the API has changed from the previous version.

11/02/2005
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FileDialog  - now supports listeners to changes in the file selection

10/02/2005
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CSVParser   - can handle files with no text delimiter
FileDialog  - removed 1.2 method calls
ImageButton - double buffered

27/07/2004
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FileDialog
	- Added setSelectedFileFilter method.
	- Changed view point to first entry on directory change.