Fixed time for ./darknet detector valid

AlexeyAB

2018-05-16 e29fcb703f8d936e17507bf78043a8b8bc6279b0

Fixed time for ./darknet detector valid

 src/detector.c

@@ -425,7 +425,7 @@
        fprintf(fp, "\n]\n");
        fclose(fp);
    }
    fprintf(stderr, "Total Detection Time: %f Seconds\n", time(0) - start);
    fprintf(stderr, "Total Detection Time: %f Seconds\n", (double)time(0) - start);
}

void validate_detector_recall(char *datacfg, char *cfgfile, char *weightfile)