Source modifications:
- LOAD: filters via autoload classmap instead of require_once. Should fix errors when added to frameworks.
- FIX: convert ASCII object names to utf-8 while parsing definitions
- ADD: custom checkbox parser (opt-in mode)
Changes to folder structure:
- MOVE: app files to src directory.
- KEEP: top level fpdm.php as entry point / wrapper for all who do not use autoload files.