Soiling algorithm updates Quyen's branch

[qnguyen345]

• [x] Code changes are covered by tests
• [ ] Code changes have been evaluated for compatibility/integration with TrendAnalysis
• [ ] New functions added to __init__.py
• [ ] API.rst is up to date, along with other sphinx docs pages
• [ ] Example notebooks are rerun and differences in results scrutinized
• [x] Updated changelog

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 96.04%. Comparing base (16e23e6) to head (6172ea0).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## aggregated_filters_for_trials #432 +/- ## ================================================================= + Coverage 95.92% 96.04% +0.11% ================================================================= Files 11 11 Lines 2209 2375 +166 ================================================================= + Hits 2119 2281 +162 - Misses 90 94 +4 ```

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[martin-springer]

@mdeceglie - Quyen (@qnguyen345) finished the soiling PR. We haven't saved the 2 notebooks yet to give you a chance to look at the (minor) differences in the soiling results.

[martin-springer]

Closing in favor of PR #435.