TO ALL: I've just pushed a new documentation batch...

# kodein

[salomonbrys]

TO ALL: I've just pushed a new documentation batch:
- The full documentation for Kodein 3.0.0: https://salomonbrys.github.io/Kodein/
- The migration document that describe how to update (and upgrade): https://github.com/SalomonBrys/Kodein/blob/master/MIGRATION-2-3.md
- The dokka of all 3 module's APIs: https://github.com/SalomonBrys/Kodein/blob/master/dokka/out/doc/index.md