[MOD] XQuery, updating expressions: improved error feedback
[MOD] Commands, INFO: UPDINDEX, MAXCATS, MAXLEN added to database info
[ADD] XQuery, Fetch Module: http://docs.basex.org/wiki/Fetch_Module
[ADD] XQuery, HTML Module: http://docs.basex.org/wiki/HTML_Module
Merge remote-tracking branch 'origin/master' into hof_distpar