* Added "api" config to JSON format * Added "api-interface" and "api-port" options to Conf format * Added "--auto-reload" flag to the command line program * Added "--test" flag to the command line program * Added FFIs leaf_run(), leaf_reload(), leaf_shutdown(), leaf_test_config() * Removed FFI run_leaf() * Added Web APIs: * POST /api/v1/runtime/reload * POST /api/v1/runtime/shutdown