RdTools 3.0

[mdeceglie]

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

[mdeceglie]

Very early draft for now

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 93.30629% with 66 lines in your changes missing coverage. Please review.

Please upload report for BASE (development@996f843). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
rdtools/soiling.py	90.41%	48 Missing :warning:
rdtools/analysis_chains.py	93.67%	11 Missing :warning:
rdtools/plotting.py	90.62%	3 Missing :warning:
rdtools/degradation.py	94.87%	2 Missing :warning:
rdtools/filtering.py	98.89%	2 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## development #390 +/- ## ============================================== Coverage ? 96.10% ============================================== Files ? 11 Lines ? 2209 Branches ? 0 ============================================== Hits ? 2123 Misses ? 86 Partials ? 0 ```

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[mdeceglie]

A couple more changes based on our internal discussions. If this still looks good to everyone, I will update the changelog with 3.0beta, add a date and get this merged to development so we can polish of the soiling changes ahead of the full release.

[martin-springer]

A couple more changes based on our internal discussions. If this still looks good to everyone, I will update the changelog with 3.0beta, add a date and get this merged to development so we can polish of the soiling changes ahead of the full release.

Looks good to me!