0.10.0
77: Prepare for 0.10.0 release r=urschrei a=urschrei - [x] I agree to follow the project's [code of conduct](https://github.com/georust/geo/blob/master/CODE_OF_CONDUCT.md). - [x] I added an entry to `CHANGES.md` if knowledge of this change could be valuable to users. --- Co-authored-by: Stephan Hügel <shugel@tcd.ie>