Added script tool to copy images as ISO named files.
Updated icons info links
Updated icons and images
Added unknown flag image for certain currencies
Added more images credits info
Updated images for green/red arrows
Bumped version to 2.3.0. Changed installLocation to auto
Updated README and HISTORY files
Fixes in buttons texts
Added new gold (XAU) icon image
Updated texts
Fixed an issue where old currency rate date was not being displayed
Updated exchange rates to 13.12.2013
Removed log msg