Changelog:
===========
 0.4.0    Tab page now produces output: Tab page index.
          New progress bar widget.
          Interaction with widgets (parse input).
          Navigation between checkable widgets (radio buttons, etc.) with arrow keys.
          Possibility for centering top widget.
          Echo mode for line edit.
          Max and min size for widgets.
           - Most of it thanks to Vasya Novikov (vasiliy.novikov@gmail.com)
 0.3.1-p3 Added support for Image option in main window
          (rene.reucher@batcom-it.net)
 0.3.1-p2 Added support for ForegroundColor and BackgroundColor options
          (rene.reucher@batcom-it.net)
 0.3.1-p1 Made it compile on 64-bit, corrected build instructions in README,
          set TARGET=ssd in src/ssd.pro
          (rene.reucher@batcom-it.net)
 0.3.1    Changed " to ', and escape ' in string.
          (To prevent user from entering $(xterm) for instance).
 0.3.0    Initial release.