async ecosystem suggestion

[rubdos]

Would fix #3. Mind that this is just a suggestion on how to solve #3, c&c very welcome. My javascript knowledge is very bad :-)

This would render something like:

async ecosystem

• tokio not stabilized yet / tokio-rs/tokio #804

[rubdos]

Maybe I should add romio to this ecosystem list too? I suggest to add a comment field, to clarify that romio is an experimental port of tokio to futures 0.3?

[upsuper]

I guess this is a good start. We can expand it from here.

Thanks! And more pull requests welcome!