[MIN] XQuery: optimized query output
[MIN] XQuery, type of third fn:serialize() argument
[MOD] XQuery, German formatter: Umlauts replaced with Unicode strings
[MIN] Core, Levenshtein: convenience function added
[MOD] XQuery, tests: check for Err name (instead of error code)
[MOD] XQuery, functions: redundant code removed; constructors added
[MOD] XQuery, #701: treat Java values as items
[MOD] XQuery, error codes updated