Upcoming 3.0 release information

### Documentation for the upcoming 3.0 release can be found at:

[https://pysimplesql.github.io/pysimplesql/](https://pysimplesql.github.io/pysimplesql/)

### Most current branch can be found at:

[https://github.com/PySimpleSQL/pysimplesql/tree/development](https://github.com/PySimpleSQL/pysimplesql/tree/development)