* Added missing `schematics` requirements at `setup.py`
0.3.0
------------------
* API CHANGED - Entities constructor takes `dict` instead of `kwargs` * API CHANGED - `Shipment.create` becames instance method instead of class method * Added entities validation using `schematics` package
0.2.3
---------------------
* Support for `pickup_date` parameter at `Shipment.book()` method * Added `__repr__` method to `Parcel`, `Address` and `Shipment` entities
0.2.2
---------------------
* Raise `TrackingError` from `Shipment.track()` if shipment has not tracking information available