////////////////////////////////////////////////////////////////////////////////
/// @startDocuBlock JSF_get_api_initiate
/// @brief initiates the shutdown sequence
///
/// @RESTHEADER{GET /_admin/shutdown, Initiate shutdown sequence}
///
/// @RESTDESCRIPTION
/// This call initiates a clean shutdown sequence.
///
/// @RESTRETURNCODES
///
/// @RESTRETURNCODE{200}
/// is returned in all cases.
/// @endDocuBlock
////////////////////////////////////////////////////////////////////////////////