examples: fixed mtapi_cpp example

doc/examples/mtapi/mtapi_cpp-fragmented.cc

@@ -51,8 +51,8 @@ static
 static
 int fibonacci(int n) {
 #include "mtapi/mtapi_cpp_initialize-snippet.h"
-#include "mtapi/mtapi_cpp_register_action-snippet.h"
 #include "mtapi/mtapi_cpp_get_node-snippet.h"
+#include "mtapi/mtapi_cpp_register_action-snippet.h"
   /* start calculation */
 #include "mtapi/mtapi_cpp_start_task-snippet.h"
   /* wait for task completion */

doc/examples/mtapi/mtapi_cpp_register_action-snippet.h

   /* create action */
-  embb::mtapi::Action fibonacciAction(
+  embb::mtapi::Action fibonacciAction = node.CreateAction(
     FIBONACCI_JOB,                     /* action ID, defined by the
                                           application */
     (fibonacciActionFunction)          /* action function */
   );
 
   /* get job */
-  fibonacciJob = embb::mtapi::Job(FIBONACCI_JOB, THIS_DOMAIN_ID);
+  fibonacciJob = node.GetJob(FIBONACCI_JOB, THIS_DOMAIN_ID);

doc/examples/mtapi/mtapi_cpp_wait_task-snippet.h

-    mtapi_status_t status = task.Wait(MTAPI_INFINITE);
+    status = task.Wait(MTAPI_INFINITE);
     if (status != MTAPI_SUCCESS) {
       printf("task failed with error: %d\n\n", status);
       exit(status);