Provide link to API documentation

[reckart]

https://creativecodinglab.github.io/TextAnnotationGraphs/ says :

For more details, consult the full API documentation.

It would be great to have an online version of that API documentation linked there :)

[myedibleenso]

Ha! Thanks, @reckart. Try giving that page a hard refresh. It should now be serving the docs at that URL instead.