Readme incorrect. `./main` -> `./main run`

[sonusainier]

[ababushkin-bscmsc]

use command "./main run"

[nanoscopic]

You are correct the readme still says to just run ./main and not correctly to run ./main run. I will update it. Thanks for pointing this out.

[nanoscopic]

Meh; am lazy and not maintaining this. Submit a PR for this and I'll happily hit approve though.