Fix: Ignore incorrect dataset labels instead of causing seg-fault error.

AlexeyAB

2018-05-28 6fd90762c5d1c322eafefc8fd21fc6d750853d21

 cfg/yolov3.cfg

@@ -610,7 +610,7 @@
classes=80
num=9
jitter=.3
ignore_thresh = .5
ignore_thresh = .7
truth_thresh = 1
random=1

@@ -696,7 +696,7 @@
classes=80
num=9
jitter=.3
ignore_thresh = .5
ignore_thresh = .7
truth_thresh = 1
random=1

@@ -783,7 +783,7 @@
classes=80
num=9
jitter=.3
ignore_thresh = .5
ignore_thresh = .7
truth_thresh = 1
random=1