1. revised user documentation.
2. add more algorithms. now, pykg2vec has 25 algorithms.
3. usability improvement (pykg2vec-train/-tune/-infer)
4. minor fixes.

More Algorithms added (Analogy, SimplE, CP).
Minor bug fixes.

Fix bugs regarding link prediction metrics and algorithms.

adding '-exp' for train.py to test benchmark dataset (fb15k) with best hyperparameter settings.

allowing a more flexible search space specifications for tune_model.py.

Added inference, support for custom dataset, fixed minor bugs.

Handled all the major issues and bugs.

Major update with the detailed API documentation.

The first release with major bugs fixed!

This is the first pre-release of pykg2vec.