Feature
* **layout:** Add update method on GridLayout ([`cda67a6`](https://github.com/Kitware/trame-grid-layout/commit/cda67a621e6ef9f37ce2c6e06a34594085772536))
Breaking
* new API with implicit attribute handling ([`cda67a6`](https://github.com/Kitware/trame-grid-layout/commit/cda67a621e6ef9f37ce2c6e06a34594085772536))