private static void filterImages(Set<String> set) {
		Iterator<String> it = set.iterator();
		while (it.hasNext()) {
			String filename = it.next().toLowerCase();
			if (!StringUtils.endsWithAny(filename, ".gif", ".jpg", ".png")) {
				it.remove();
			}
		}
	}
A convenience method to force the image denoted by <code>filename</code> to be read 
from disk and to not use the cached version 

@param filename name of file to load, e.g., "images/home.gif"
@return the image icon stored in the bytes
@see #loadImage(String)
Ghidra/Framework/Gui/src/main/java/resources/ResourceManager.java