Implement bounded XML LLSD codec

crates/libremetaverse-structured-data/src/model.rs

@@ -1556,7 +1556,7 @@ fn valid_uri_reference(value: &str) -> bool {
     !value.chars().any(char::is_whitespace) && !value.chars().any(char::is_control)
 }
 
-fn format_uri_for_codec(value: &str) -> String {
+pub(crate) fn format_uri_for_codec(value: &str) -> String {
     if !value.contains("://") {
         return value.to_owned();
     }