PyTorch 0.4 test errors

[szagoruyko]

Need to fix these:

..........
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Ran 10 tests in 0.015s

OK
E.../Users/szagoruyko/anaconda3/lib/python3.6/site-packages/numpy/core/_methods.py:135: RuntimeWarning: Degrees of freedom <= 0 for slice
  keepdims=keepdims)
/Users/szagoruyko/anaconda3/lib/python3.6/site-packages/numpy/core/_methods.py:127: RuntimeWarning: invalid value encountered in double_scalars
  ret = ret.dtype.type(ret / rcount)
.....E
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ERROR: testAPMeter (__main__.TestMeters)
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Traceback (most recent call last):
  File "test_meters.py", line 208, in testAPMeter
    ap = mtr.value()
  File "/Users/szagoruyko/anaconda3/lib/python3.6/site-packages/torchnet/meter/apmeter.py", line 137, in value
    ap[k] = precision[truth.byte()].sum() / max(truth.sum(), 1)
RuntimeError: Expected object of type torch.FloatTensor but found type torch.LongTensor for argument #2 'other'

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ERROR: testmAPMeter (__main__.TestMeters)
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Traceback (most recent call last):
  File "test_meters.py", line 329, in testmAPMeter
    ap = mtr.value()
  File "/Users/szagoruyko/anaconda3/lib/python3.6/site-packages/torchnet/meter/mapmeter.py", line 30, in value
    return self.apmeter.value().mean()
  File "/Users/szagoruyko/anaconda3/lib/python3.6/site-packages/torchnet/meter/apmeter.py", line 137, in value
    ap[k] = precision[truth.byte()].sum() / max(truth.sum(), 1)
RuntimeError: Expected object of type torch.FloatTensor but found type torch.LongTensor for argument #2 'other'

----------------------------------------------------------------------
Ran 10 tests in 0.118s

FAILED (errors=2)