Update kernel/classes/ezcontentobjecttreenode.php

eZContentObjectTreeNode::getLimitationList() does not need to know the user permissions when policy limitations are disabled, so don't check it.  This enables using methods like eZContentObjectTreeNode::subTreeByNodeID() to be used in SSO handler functions without an infinite loop.
Fix EZP-20324: Add cache events to be able to clear cache on changes

This is part of https://github.com/ezsystems/ezpublish-kernel/pull/198
Update ezcontentobjecttreenode.php

replace 'and' with '&&' in getLimitationList
Merge pull request #541 from jxn/master

Fixed EZP-20302: eZContentObjectTreeNode::getLimitationList() cannot be called by SSO Handler methods without infinite recursion
Merge pull request #564 from ezsystems/cache_events

Fix EZP-20324: Add cache events to be able to clear cache on changes
Update to jQuery 1.9.1 & jQuery UI 1.10.1
If $dataString is empty $dataString == $storageDir
Fix EZP-20556: Creating a new class shows error in redirect
If $dataString is empty $dataString == $storageDir
Merge pull request #573 from charlycoste/patch-1

Fixed EZP-20570: "ezcsvimport uses the storage-dir as filename if an ezimage is empty"