Fixed bug#10460 - Namespace error in Internet Explorer Compatibility Mode.
Fixed bug#8290 - Browser Detection is skipped when using Single Sign On.
Fixed bug of new navigation sorting in IE8.
Fixed bug#10749 - generic agent limitted by notifications for escalations.
Fixed CHANGES.
Improved unit test output.
Fixed typo-
Merge remote-tracking branch 'upstream/master' into otrs-master