SciDAVis - Improvements SVN-temp

- ported to the last version of liborigin: the import of Origin projects (tables only) works on Linux and Windows systems
- fixed compile errors on Mac OS X 10.4
- added the possibility to move rows in tables/matrices (press 'Ctrl' and drag row)
- pasting numbers into Table/Matrix cells respects the numeric format
- improved the error bars dialog and the greek symbols dialog
- fixed bug affecting the creation of new folders on Linux systems and some other minor bugs