message: [pdsl] Update README to include the new pdsl_model crate
diff: @@ -50,9 +50,9 @@ An [eDSL](https://wiki.haskell.org/Embedded_domain_specific_language) to write W
  | Module | Description |
  |:-------|:------------|
  -| `pdsl_core` | The core utilities used to write smart contracts. |
  -| `pdsl_derive` | A future eDSL based on `pdsl_core` to provide a user friendly interface to writing smart contract code. |
  -| `pdsl_tests` | Test smart contracts written using pDSL that act as an acceptance test harnish. |
  +| `core` | The core utilities used to write smart contracts. |
  +| `model` | Medium-level abstractions to write smart contracts heavily inspired by [Fleetwood](https://github.com/paritytech/fleetwood). |
  +| `derive` | A future eDSL based on `pdsl_core` to provide a user friendly interface to writing smart contract code. |
  | `examples` | Featuring some smart contracts written for clarity with focus on teaching users how to use pDSL to write their own contracts. |
  ## Current State
  