Changes from 0.3.0 to 0.3.1

• Supports backgrounds that have no transparency.
• Added a new script and image to test zero transparency background.

Known bugs

• In Qt 2.3 on Linux; keyboard control and clicking outside menu to close it are not working.
• Show all tooltips (pressing F1) does not display correctly in Qt 2.3 on Windows.
• Tooltips may overlap.