fixed issue where multiple language segments would not properly deliver a 404
fixed session already started error on pages that redirect that already have a session started
additional fix for Fuel_redirects session setting
minor updates to fuel_helper documentation and Fuel_navigation documentation
fixed issue with FUEL login screen when the asset config's "assets_ouput" is set to TRUE.
fixed issue with a string of "0" still triggering an error if the field is required.
fixed issue with map_query_records when the $query object returns an empty data set
added "staging" environment to index.php bootstrap (as an alternative to "testing" environment)
fixed issue with __call magic method name matching on Data_record class
added "staging" environment to index.php bootstrap (as an alternative to "testing" environment)
fixed issues with remote clearing of cache using webhook_remote_ip
added what is FUEL CMS page to documentation
added check to load the database object when running Fuel_installer::install_sql method
removed array_sorter call in tree function on fuel_pages_model since it can cause memory issues