v.5.10.0-rc2

Fix for PluXml-v.5.10.0-rc21 :

• Refacto for preview of article
• Enhance display for table of comments in comments.php
• Check if PLX_ROOT and xml_parser_create() exist
• Checks if plxShow class exists in plxMotor::urlRewrite()
• PlxAmin::editConfiguration() about smtp
• Refacto plxShow
• Refacto for better Urls
• MediasManager.js (const, use strict, ..)
• FILTER_PROFIL in class.plx.utils.php for Unicode,E-mail
• Refacto for deletion of folder install
• plxUtils::getRacine()
• PlxAdmin::editCategories()
• Trailing "/" for paths in plxAdmin::editConfiguration()