v1.5

• Added background colour option to New file Dialog.
• Added new update manager.
• Added new scrollbar UI style.
• Added new dialog to control Drop Shadows.
• Added text alignment options to the TextTool.
• Fixed save without image crashing the application.
• Fixed LineTool preview.
• Fixed File properties not showing info for newly saved files.
• Set canvas position center by default for resize image.
• Remember and restore all Dialog settings.
• Do not run GradientDialog without an active canvas.