LGPLv3:
	48x48:
		format-line-spacing-double.png (http://www.oxygen-icons.org/ ; http://www.kde.org/)
	
	scalable:
		svn-commit.svgz (http://www.oxygen-icons.org/ ; http://www.kde.org/)
	
	original:
		BinaryTree.vsd (exported to: vectorized/BinaryTree.svgz)



All other images are derived from those mentioned above.