Learning-0.0.3: ChangeLog.md

# Changelog for Learning

## 0.0.2 *February 15th 2018*
  * Implement confusion matrices
  * Write PCA tutorials
  * Add `pcaVariance` function parametrizing variance to retain
  * Add `accuracy` function for classification evaluation

## 0.0.1 *February 9th 2018*
  * Define core data structures
  * Provide linear classifiers and regressors for the supervised learning
  * Provide principal components analysis (PCA) and evaluation tools