Make Autotune options into Menu Edit Items

Marlin/Marlin.h

@@ -228,6 +228,7 @@ inline bool IsRunning() { return  Running; }
 inline bool IsStopped() { return !Running; }
 
 bool enqueue_and_echo_command(const char* cmd, bool say_ok=false); //put a single ASCII command at the end of the current buffer or return false when it is full
+void enqueue_and_echo_command_now(const char* cmd); // enqueue now, only return when the command has been enqueued
 void enqueue_and_echo_commands_P(const char* cmd); //put one or many ASCII commands at the end of the current buffer, read from flash
 
 void prepare_arc_move(char isclockwise);