Eagerx

Fix
* Codestyle and lint ([`35b2271`](https://github.com/eager-dev/eagerx/commit/35b2271f9c41c76836dcad0f9abde36c43326010))
* Place env.graph re-initialization before env.backend. ([`ee44daf`](https://github.com/eager-dev/eagerx/commit/ee44daf7acb2c5b018d0b8c924435df2e9f5260b))
* Get and set run-time properties via backend ([`179719c`](https://github.com/eager-dev/eagerx/commit/179719ce758c4fa52ed5aa6603450f5fc8b39b6a))
* Rename sim_stamp, wc_stamp to sc and wc. ([`71f8abc`](https://github.com/eager-dev/eagerx/commit/71f8abcb939aefa142f956195412d86b54e3eec7))
* Wrap env.gui method with signature of graph.gui ([`ae9d462`](https://github.com/eager-dev/eagerx/commit/ae9d4624a6e256f4cf7d39c407196766b6d8b98d))
* Reload objects before substituting engine implementations. ([`0126cca`](https://github.com/eager-dev/eagerx/commit/0126cca52bc202b10ccc8bf772ed29a0d12a1bb3))
* Allow easy import of single process backend ([`10874cf`](https://github.com/eager-dev/eagerx/commit/10874cfec3b7e5070d7f832e2a0b3c83bbea8b48))
* Sync skipped connections with delays ([`99d7d26`](https://github.com/eager-dev/eagerx/commit/99d7d26a3b6db5a9e227f0596c249ce2bde1af60))
* Only add synced engine nodes as actuator dependencies ([`40d390c`](https://github.com/eager-dev/eagerx/commit/40d390c9b93a7f0f572837f0a96e997d95910b41))
* Sync skipped connections [not tested with delays yet] ([`7b5927a`](https://github.com/eager-dev/eagerx/commit/7b5927a3f12bf5926fc2a1b02cde5ef576eb2033))

Documentation
* Limit importlib-metadata version ([`8ce7354`](https://github.com/eager-dev/eagerx/commit/8ce7354f0fb1a635952113f498c5f47af1611afe))
* Add requirements.txt for doc building and limit setuptools version ([`ce8c56f`](https://github.com/eager-dev/eagerx/commit/ce8c56f628d4b15cc40d86bbc98621602a952880))

Fix
* Save/load API, target_channel bug, static node initialization, selected engine state bug ([218](https://github.com/eager-dev/eagerx/issues/218)) ([`b3fb5c2`](https://github.com/eager-dev/eagerx/commit/b3fb5c24f3b7d8ce9a609a6b8575bedb8d31c66f))

Fix
* Deepcopy engine, list `EngineNodes` without outputs as dependency ([215](https://github.com/eager-dev/eagerx/issues/215)) ([`ae6a23a`](https://github.com/eager-dev/eagerx/commit/ae6a23a8e237a9a33906fea760c5805b3830b982))

Fix
* Substitute `Object` graphs into the agnostic `Graph`. ([210](https://github.com/eager-dev/eagerx/issues/210)) ([`cb61dfa`](https://github.com/eager-dev/eagerx/commit/cb61dfa212ad5ccec45152677666df952132b740))

Documentation
* Remove clutter from readme ([`378b599`](https://github.com/eager-dev/eagerx/commit/378b599651655d9cce13bf909b0337e8616b8561))
* Increase size gui image ([`f630e80`](https://github.com/eager-dev/eagerx/commit/f630e80441b93ee4881681113b41d3a2d3475477))
* Make readme less wordy ([`4ea2655`](https://github.com/eager-dev/eagerx/commit/4ea26550dcccac4aec79fad0845c49d3b1d2fcf1))
* Fix links ([`8e60dc7`](https://github.com/eager-dev/eagerx/commit/8e60dc7adeddb858a19e4410849c4580dab5034d))
* Fix broken link ([`6781f86`](https://github.com/eager-dev/eagerx/commit/6781f86482b55dad8d0bad978b8221f5090622f7))
* Readme from rst to md and added gifs, code example and available engines ([`8a44cdb`](https://github.com/eager-dev/eagerx/commit/8a44cdb519a2f172ba7572a0def01963edf45a1d))

Fix
* Filename argument now passed to gui render function ([`9344240`](https://github.com/eager-dev/eagerx/commit/934424018b59122094c49c3fcb2c83b43c9b2dc5))

Fix
* Refactor shape to resolution in gui and add filename arg ([`a9943e4`](https://github.com/eager-dev/eagerx/commit/a9943e493a26fb271390614a8866e5f372219a14))