message: Fixes punctuation in tf.nn.moments comment
diff: @@ -638,7 +638,7 @@ def moments(x, axes,
  across `axes`. If `x` is 1-D and `axes = [0]` this is just the mean
  and variance of a vector.
  - Note: shift is currently not used, the true mean is computed and used.
  + Note: shift is currently not used; the true mean is computed and used.
  When using these moments for batch normalization (see
  `tf.nn.batch_normalization`):
  