mega commit of mega update
Delete unused files
Fix stable point
Fix version number
Add search indexer, add sort option on dataHelper
Add pages option on dataHelper
Delete unused files, set stable point
Fix search index on install demo content
Fix version number
fix reset opts on dataHepler, add new param on app config loader
Fix feedback metadata bug, fix feedback update captcha bug
Add dependency list on metadata components files
Add new module RSS-generator
Fix demo install of RSS-generator
Fix version number
Fix RSS format
Delete unused params from config
Fix contentPreview() clearer
Upgrade SQL queries on tree.php
Stable point