XAFORUM-37:The forum does not seem to handle special chars in the title

Add encode uri before redirection to handle special chars in the title
XAFORUM-37:The forum does not seem to handle special chars in the title

* The var : $forumTitle  is not used.
* Replace : $util.encodeURI is deprecated, by $escapetool.url()
Merge pull request #4 from zoubir/master

XAFORUM-37:The forum does not seem to handle special chars in the title