public static <T> Entry<CIKey, T> entry(final Entry<String, T> entry) {
        if (entry == null) {
            return null;
        } else {
            return Map.entry(CIKey.of(entry.getKey()), entry.getValue());
        }
    }
Create a case-insensitive keyed {@link Entry} from a simple {@link String} keyed {@link Entry}.
stroom-util-shared/src/main/java/stroom/util/shared/string/CIKey.java