BaseX 6.27

Changelog

[NEW] Commands: BACKUP/RESTORE/SHOW BACKUPS
[NEW] Setup: Installer, Windows Service
[ADD] GUI: TreeView
[ADD] API: query iterator
[ADD] XQuery: GROUP BY, incl. ORDER clauses
[ADD] XQuery: line/col information for runtime errors
[ADD] XQuery: file library
[ADD] XQuery: test for XQuery 1.1 features
[MOD] XQuery: doc() now creates main-memory instances
[MOD] XQuery: improved constant folding
[MOD] XQuery: Value/Item types separated
[MOD] XQuery: Numerous query optimizations
[FIX] Storage: OutOfBounds exception, caused by TableOutput
[FIX] XQuery: namespaces, in-scope-prefixes(), ...
[FIX] XQuery: lang(), translate(), analyze-string(), ...