WICKET-5219 setHeader() instead of addHeader()
Merge pull request #14 from vonZeppelin/wicket-6.x
WICKET-5223 AjaxEditableLabel doesn't provide a way to configure Ajax attributes for its Ajax behaviors

Add #updateEditorAjaxAttributes() and #updateLabelAjaxAttributes() to AjaxEditableLabel
WICKET-5215 Better exception message when Page instantiation fails in DefaultPageFactory
WICKET-5222 Direct iframe removal not supported by Firefox: tab title stays as "Connecting"
Fix a JSHint error - add a missing semicolon
Fix the path to jQuery library
WICKET-5220 editable label prevent default on enter key
WICKET-5215 Better exception message when Page instantiation fails in DefaultPageFactory
allow extensible event delivery in wicket-atmosphere
document EventSubscriptionInvoker and return void from #invoke()
WICKET-5230 use #isValid() instead of #hasErrorMessage() as the FormComponent does too
WICKET-5232 ComponentRenderer.renderComponent could accept components with any markupId, not just "compId"
WICKET-5232 ComponentRenderer.renderComponent could accept components with any markupId, not just "compId"

Keep the old field as deprecated in 6.x
restore default timezone after test
WICKET-5233 Component.getBehaviors() can be implemented slightly more efficiently
WICKET-5234 OnEventHeaderItem can't be applied via AJAX

Transform OnEventHeaderItem to appendJavaScript, as OnLoadHeaderItem and OnDomReadyHeaderItem
WICKET-5071 404 Error on Nested ModalWindows in IE7 and IE8

PageInstanceMapper now will match if the baseUrl is 'page?..' and the request url is 'page?...'
An explicit mount of a page at 'page' will have higher priority because it is added later in CompoundRequestMapper
WICKET-5056 Page mount with an optional named parameter overtakes a mount with more specific path
WICKET-5226 CDI integration fails in Glassfish 4.0 with WELD-000070