SciDAVis - Improvements SVN-temp

- Fixes a small problem with the height of Matrix rows.
- Fixes bug in reading of recent project files from user settings on Windows.

- Fixed bugs in AxesDialog and improved its layout.
- Derived the TextFormatButtons class from QWidget instead of QGroupBox, in order to avoid the problems with the setFlat() method in Qt4.

- fully ported class Matrix to Qt4
- tested class Matrix thoroughly, it should be
ready for a release now
- added doxygen comments to Matrix.h
- fixed some doxygen comments in other files
- fixed "Hide Window" operation activated from
a windows title bar
- changed all line endings in the files I
edited back to dos style

- Added an "Antialiasing" option to the "general" tab of the AxesDialog.
- Got rid of some C style nrutil code and includes.

- Added support for antialiasing in 2D plots.
- Fixed a bug in saving/restoring user settings for 3D plots.
- Added an "Autoscale" user option for 3D plots.

- Fixed a crash occuring when changing the source matrix in a 3D plot.
- Cleaned the code in order to take profit of the QFileDialog::DontConfirmOverwrite option.

- Implemented feature request # 003191( Save initial values of fit parameters).
- Added some lost changes from the scripting branch to the NonLinearFit class.

- Fixes bug #10155: scaling problem between maximizing and minimizing.

- Fixed Python support.
- Resorted qtiplot.pro based on what users will typically have/want to edit.
- Fixed changing of scripting language to also update the script window.
- Fixed opening of projects with a maximized MDI window (missing buttons).
- Some minor fixes.

- Deleted one more unused file from the repository.