Fix #1380: Limit strict error handling in XML::load() to configuration.
Merge pull request #1386 from sun/xml-load-strict

Limit strict error handling in XML::load() to configuration
Merge branch '4.1' into 4.2
Merge branch '4.2' into 4.3
Merge branch '4.3'
Merge branch 'master' of git://github.com/sebastianbergmann/phpunit