2.0.11b1745965293

doc improvements (#21)

* Prefer "paramters" over "args" for function documentation.

* working on improving the docs

* change stats badge

* split up the API docs into two pages.

* fix broken link to readthedocs

* link checkers for docs

* reorder secetions

* link to multiple sources of download stats

* adjust nav

* improve CLI example

* small fixes