Changed
* Fixed estimated optimal radius that was too large ([513][4])
* Deprecate pixel coordinate support ([509][3])
* Coordinates density map shows artifact in corners ([511][2])
* Split A-D test into one test per feature ([477][1])
[4]: https://github.com/asteca/ASteCA/issues/509
[3]: https://github.com/asteca/ASteCA/issues/513
[2]: https://github.com/asteca/ASteCA/issues/511
[1]: https://github.com/asteca/ASteCA/issues/477