Aaron/addgeolocation to transform

[Blyron]

Added Geolocation inverse operation and test for geolocation

---

This change is 

[update-docs]

Thanks for opening this pull request! The maintainers of this repository would appreciate it if you would update our CHANGELOG.md based on your changes.

[glopezdiest]

The code LGTM. Two minor things though:

• The geolocation test has a 0.1 latitutude tolerance, which is about 10kms of distance. It should be reduced to a much lower value.
• Docs are missing.