Add normalization tool, for batch correction

[icbm-iupui]

Implement dynamic time warping to manage batch effects. Uses our existing dependence on SMILE.

https://github.com/haifengl/smile/blob/master/math/src/main/java/smile/math/distance/DynamicTimeWarping.java

[winfrees]

Push this to a feature for combined analysis with batch correction, targeted for release in v1.5. This will include other normalization approaches tested in the field.