ScreenShooter: optimized on linux, reuse BufferedImage
ScreenShooter: optimized on linux, reuse BufferedImage

git-svn-id: 880782816f5bb0447a6f680c44f2b39f27a7b40c@714 21714237-3853-44ef-a1f0-ef8f03a7d1fe

Horstman/AppWorkUtils