* UTF-8 is default charset for databases if not specified others.
* load_include() docu fixed.
* load_include() now accept and $include_path parameters wich allow to
override the TI_INCLDUE path.
* load_include() fixes over loading rest of suggestions.
* base_url() performance optimisation.
* __() don't fire hook 'alter__' anymore, no point of it.
* header_set_download() fix
* header_set_auth() renamed to header_require_login()
* added new function header_get_logged_user(), wich get the current
loged user with the http auth
* image_resize() docu fixed
* image_resize() now accept size argument and as array
* session_log_push() renamed simple to session_log()
* mysql_now() moved to TI_Database::now(), available also and
db()->now();
* TI_Database::insert() fixed bug with multiple insertions
* TI_Database::select() allow fetched object be get as custom class
* TI_QUERY_GET_KEY Added new configuration constant for default _GET key
argument
* Trimmed on_handlers_before_exec hook to on_handlers_before
* Trimmed on_handlers_after_exec hook to on_handlers_after
* Fixed on_shutdown hook to trigger if script exits on autoload file.
* Various typo fixes.
* Various docu fixes.