F3dasm-optimize

Features

- Added `optax` port
- Added `Adam` (`optax` version), `SGDOptax`

Bugfixes

- Fixed duplication of initial value for first iteration with Tensorflow optimizers

What's Changed
* Pr/1.4 by mpvanderschelling in https://github.com/bessagroup/f3dasm_optimize/pull/6
* Update version to 1.5.0 by mpvanderschelling in https://github.com/bessagroup/f3dasm_optimize/pull/7
* Added optax support by mpvanderschelling in https://github.com/bessagroup/f3dasm_optimize/pull/8


**Full Changelog**: https://github.com/bessagroup/f3dasm_optimize/compare/v1.3.0...v1.5.1

* Added optuna optimizers
* Major update on documentation

First release
- Copied optimizers from `f3dasm` main repo to this repo