chore(release): 2.0.0-rc.2 [skip ci]

## [2.0.0-rc.2](v2.0.0-rc.1...v2.0.0-rc.2) (2020-12-10)

### Features

* **settlement:** create types representing the result of a promise ([57c415f](57c415f))
* **simplifyAll and settle:** add in the settlement logic and a way to simplify iterables ([425e1a0](425e1a0))