GTNPORTAL-3235, GTNPORTAL-3357: Navigation nodes in navigation editor don't change label after portal language changed

Problem analysis:
* "resolvedLabel" is cached in UserNode, and it's only resolved one time.

Fix description:
* No longer cache "resolvedLabel" in UserNode
* Update Navigation node label's language when the portal language changes.
GTNPORTAL-3247: [IE9] Action does not work when page url contains special characters
GTNPORTAL-3253: [IE] Ajax requests are broken if the node name containing accent characters
GTNPORTAL-3268 NPE when try to edit node in navigation
GTNPORTAL-3298 Portlet archive containing gatein-resources.xml fails to redeploy
GTNPORTAL-3250: The portlets cannot be displayed after a portal reload