Straighten
==========
Converts 3D epochs array [epoch:channel:time] to 2D array [epoch*channel:time].

**Inputs**
- [numpy.ndarray](https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html): Epochs 2D data [epoch:channel:time]

**Outputs**
- [numpy.ndarray](https://docs.scipy.org/doc/numpy/reference/generated/numpy.ndarray.html): 2D array [epoch*channel:time]

Example
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![](images/exa9work.png)

![](images/exa9plot.png)