Add Machine Learning with Ruby (sindresorhus#996)

readme.md

@@ -246,6 +246,7 @@
 - [Data Science](https://github.com/okulbilisim/awesome-datascience)
 - [Machine Learning](https://github.com/josephmisiti/awesome-machine-learning)
  - [Tutorials](https://github.com/ujjwalkarn/Machine-Learning-Tutorials)
+ - [ML with Ruby](https://github.com/arbox/machine-learning-with-ruby) - Learning, implementing, and applying Machine Learning using Ruby.
 - [Speech and Natural Language Processing](https://github.com/edobashira/speech-language-processing)
  - [Spanish](https://github.com/dav009/awesome-spanish-nlp)
  - [NLP with Ruby](https://github.com/arbox/nlp-with-ruby)