XSD 1.1 xs:error support

[Sorin Marian Nasoi]

The new FOTS snapshot from April 18th add a new test set for xs:error that is mandatory for implementation supporting XSD 1.1.
Please see http://dev.w3.org/cvsweb/2011/QT3-test-suite/xs/error.xml?rev=1.2;content-type=text%2Fplain

List of failing test cases:

"xs-error-005,xs-error-006,xs-error-007,xs-error-015,xs-error-016,xs-error-020,xs-error-028,xs-error-034,xs-error-035,xs-error-037,xs-error-041,xs-error-042,xs-error-049"

[Cezar Andrei (cezar-andrei)]

This needs investigation.