roo version 0.4.1 has been released!

roo can access the contents of OpenOffice-Spreadsheets

Changes:

## 0.4.1 2007-06-27
* 1 bugfix
* there was ONE false require-statement which led to misleading error messageswhen this gem was used

## 0.4.0 2007-06-27
* 7 enhancements:
* robustness: Exception if no default_sheet was set
* new method reload() implemented
* about 15 % more method documentation
* optimization: huge increase of speed (no need to use fixed borders anymore)
* added the method 'formulas' which gives you all formulas in a spreadsheet
* added the method 'set' which can set cells to a certain value
* added the method 'to_yaml' which can produce output for importing in a (rails) database
* 4 bugfixes
* ..row_as_letter methods were nonsense - removed
* @cells_read should be reset if the default_sheet is changed
* error in excel-part: strings are now converted to utf-8 (the parsexcel-gem gave me an error with my test data, which could not converted to .to_s using latin1 encoding)
* fixed bug when default_sheet is changed