Add layout manager

[has2k1]

closes #662

[codecov[bot]]

Codecov Report

Patch and project coverage have no change.

Comparison is base (b855157) 0.00% compared to head (daf0cd6) 0.00%.

:exclamation: Current head daf0cd6 differs from pull request most recent head a1edfed. Consider uploading reports for the commit a1edfed to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #684 +/- ## ====================================== Coverage 0.00% 0.00% ====================================== Files 159 165 +6 Lines 10357 10638 +281 ====================================== - Misses 10357 10638 +281 ``` | [Impacted Files](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige) | Coverage Δ | | |---|---|---| | [plotnine/\_mpl/\_plotnine\_tight\_layout.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvX21wbC9fcGxvdG5pbmVfdGlnaHRfbGF5b3V0LnB5) | `0.00% <0.00%> (ø)` | | | [plotnine/\_mpl/layout\_engine.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvX21wbC9sYXlvdXRfZW5naW5lLnB5) | `0.00% <0.00%> (ø)` | | | [plotnine/\_mpl/patches.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvX21wbC9wYXRjaGVzLnB5) | `0.00% <0.00%> (ø)` | | | [plotnine/\_mpl/text.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvX21wbC90ZXh0LnB5) | `0.00% <0.00%> (ø)` | | | [plotnine/\_mpl/transforms.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvX21wbC90cmFuc2Zvcm1zLnB5) | `0.00% <0.00%> (ø)` | | | [plotnine/\_mpl/utils.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvX21wbC91dGlscy5weQ==) | `0.00% <0.00%> (ø)` | | | [plotnine/animation.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvYW5pbWF0aW9uLnB5) | `0.00% <ø> (ø)` | | | [plotnine/facets/facet.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvZmFjZXRzL2ZhY2V0LnB5) | `0.00% <0.00%> (ø)` | | | [plotnine/facets/facet\_grid.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvZmFjZXRzL2ZhY2V0X2dyaWQucHk=) | `0.00% <ø> (ø)` | | | [plotnine/facets/facet\_null.py](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige#diff-cGxvdG5pbmUvZmFjZXRzL2ZhY2V0X251bGwucHk=) | `0.00% <ø> (ø)` | | | ... and [29 more](https://app.codecov.io/gh/has2k1/plotnine/pull/684?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Hassan+Kibirige) | |

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[TyberiusPrime]

This is much appreciated. Great work, @has2k1!