WICKET-5517 Added support for detection of IE11 in Wicket.Browser.isIE()
WICKET-5517 Use Wicket.Browser.isIELessThan11() as the behaviour of Wicket.Browser.isIE() has changed
Merge branch 'wicket-6.x' of https://github.com/niesink/wicket into wicket-6.x