removed saving - not needed for copters

ArduCopter/commands.pde

@@ -3,7 +3,7 @@
 static void init_commands()
 {
 	// zero is home, but we always load the next command (1), in the code.
-    g.waypoint_index.set_and_save(0);
+    g.waypoint_index = 0;
 
     // This are registers for the current may and must commands
     // setting to zero will allow them to be written to by new commands

ArduCopter/commands_process.pde

@@ -11,7 +11,7 @@ static void change_command(uint8_t index)
 	} else {
 		command_must_index 	= NO_COMMAND;
 		next_command.id 	= NO_COMMAND;
-		g.waypoint_index.set_and_save(index - 1);
+		g.waypoint_index 	= index - 1;
 		update_commands();
 	}
 }