Change docs image

* Align title style with other docs pages

* Add citation to published Torque paper.

* Add DOI for paper.

* Line ending that ruff didnt catch locally

* Make numpy randomint explicit; fix open interval end bug.

* Update reg test.

…r for testing (#940)

* Rearrange optimize() method to call private methods.

* Add _test_optimize() routine; remove unneded indent.

* Enable fixed iteration number in individual optimization for debugging purposes.

* Use _test_optimize() for reg test and update reg test results.

* Initial upsample fixes

* Upsample testing changes

* clean up code

* clean up tests

* matching changes to wind_ti_rose

* update wind_ti_rose tests

* Address comments

* Fix setup of random opt test

* Clean up comment

* Fix examples

* Add utility function to identify step size

* Add test of step size function

* Add a function to make wind direction adjacent

* Add test in wind direction adjacent function

* Improve docstring

* Return sorting indices

* Update to use new utilities

* Update to test new methods

* Switch to concatenate from double append.

* hide labels for boundary, as not visible under heterogeneous map.

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Co-authored-by: misi9170 <michael.sinner@nrel.gov>

* Update remaining double appends to concats.

* Fix comments.

* Ruff.

* Remove redundant code block

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Co-authored-by: Paul <paul.fleming@nrel.gov>