Minor fix

AlexeyAB

2018-06-07 3010e1f755c67eeba03019727c40848ef9783799

Minor fix

 src/data.c

@@ -51,6 +51,7 @@
            random_paths[i] = paths[index];
            //if(i == 0) printf("%s\n", paths[index]);
            //printf("grp: %s\n", paths[index]);
            if (strlen(random_paths[i]) <= 4) printf(" Very small path to the image: %s \n", random_paths[i]);
        } while (strlen(random_paths[i]) == 0);
    }
    pthread_mutex_unlock(&mutex);