public static String unescapeUnicode(@Nullable String input) {
		return visit(input, EscapeUtil::computeEscapeUnicode);
	}
Replaces escaped unicode with actual unicode.
<br>
For example: {@code \\u0048} --> {@code H}

@param input
		Input text.

@return String with escaped characters.
recaf-core/src/main/java/software/coley/recaf/util/EscapeUtil.java