ECMS-4199 Content Explorer: Error on Relation Panel of WAI Portal's home page
Problem analysis: Reason of above problem is due to hard-coded uuid of language symlink from xml deployment file.
Fix description:
* For creating new portal: add plugin AddTranslationPlugin for adding translation when creating new portal.
ECMS-5540 Cannot rename a file name that contains character '+'
Analysis: param [oldPath] is not encoded URI before request rename rest service
Solution: encodeURIComponent oldPath param