You can specify the background of PDF images.
Features:
- Now, PDF is resized automatically as other images are. Therefore, if you want to display a PDF image in the original size, you should explicitly specify it.
- You can use image files with alpha channel, such as tiff, gif, or png.
- The size and the layout of a scenario window are saved with the scenario.
- Setting Panel is now implemented as a sheet.
- Behavior of File Select Panel is improved.
- Bug Fix: After saving a scenario in the other file name, the title of the window was not changed correctly.
