- fixed minor security leak
- added cache lifetime (notice the changes to the param cache and the js functions loadURL() and submitForm())
- actions may be cached even if no javascript is used
- each action is cached in a separat subfolder
- added action to clear the static cache
- added params assign and plugin_action
- added param method for get or post requests (notice the changes to the js functions load(), request(), loadURL() and submitForm())
- added javascript function ajax_tools.extend() to add some more custom javascript functionality to the ajax_tools object.
- added param log_requests
- added action 'get_data' to load data from the database (content, content_props, htmlblobs and modules only - USE WITH CAUTION!)
- added param 'db_tables'to specify allowed module tables to load data from
- code rewrite
- changed ajax_tools cache from session to file cache
- added js function submitForm()
- fixed minor php warnings