Rhalphalib

Now compatible with combine v10!

What's Changed
* feat: add eval option to sample.getExpectation() showing param modified yields by andrzejnovak in https://github.com/nsmith-/rhalphalib/pull/36
* Return hist after morphing if provided a hist by jmduarte in https://github.com/nsmith-/rhalphalib/pull/39
* Update PR test setup by nsmith- in https://github.com/nsmith-/rhalphalib/pull/42
* `include_threshold` option for AutoMCStats by rkansal47 in https://github.com/nsmith-/rhalphalib/pull/41
* Update with native EL8/EL9 instructions by nsmith- in https://github.com/nsmith-/rhalphalib/pull/38


**Full Changelog**: https://github.com/nsmith-/rhalphalib/compare/v0.2.0...v0.3.0

What's Changed
* Small change to get rid of ROOT-Warning by stalbrec in https://github.com/nsmith-/rhalphalib/pull/7
* fix construction of bmatrices by druini in https://github.com/nsmith-/rhalphalib/pull/8
* ROOT 6.22 supports iterating over RooAbsCollection by nsmith- in https://github.com/nsmith-/rhalphalib/pull/12
* AutoMCStats by jmduarte in https://github.com/nsmith-/rhalphalib/pull/11
* take TH1 xaxis title as obs name by jennetd in https://github.com/nsmith-/rhalphalib/pull/14
* minor improvements by andrzejnovak in https://github.com/nsmith-/rhalphalib/pull/18
* Fix smoothstep formula by nsmith- in https://github.com/nsmith-/rhalphalib/pull/16
* Newhcc by andrzejnovak in https://github.com/nsmith-/rhalphalib/pull/19
* asymmetric lnN bug fix by jmduarte in https://github.com/nsmith-/rhalphalib/pull/21
* feat(BernsteinPoly)!: add other poly bases + template morphing by andrzejnovak in https://github.com/nsmith-/rhalphalib/pull/22
* feat: add warning if shape systs are off by andrzejnovak in https://github.com/nsmith-/rhalphalib/pull/23
* Allow one sided shape uncertainty by jmduarte in https://github.com/nsmith-/rhalphalib/pull/24
* allow hist.Hist histogram as a possible input by rkansal47 in https://github.com/nsmith-/rhalphalib/pull/25
* Barlow-Beeston-lite implementation for MC stats uncertainties by rkansal47 in https://github.com/nsmith-/rhalphalib/pull/26
* Use mamba for faster environment resolution in CI by nsmith- in https://github.com/nsmith-/rhalphalib/pull/29
* Add signal stats in bblite method by rkansal47 in https://github.com/nsmith-/rhalphalib/pull/27
* `min_val` for `TransferFactorSample` by rkansal47 in https://github.com/nsmith-/rhalphalib/pull/30
* flake8 -> Black by rkansal47 in https://github.com/nsmith-/rhalphalib/pull/32
* Square params option by rkansal47 in https://github.com/nsmith-/rhalphalib/pull/31
* Revised install instructions by nsmith- in https://github.com/nsmith-/rhalphalib/pull/33
* Update to v0.2.0 by rkansal47 in https://github.com/nsmith-/rhalphalib/pull/37

New Contributors
* druini made their first contribution in https://github.com/nsmith-/rhalphalib/pull/8
* jmduarte made their first contribution in https://github.com/nsmith-/rhalphalib/pull/11
* jennetd made their first contribution in https://github.com/nsmith-/rhalphalib/pull/14
* andrzejnovak made their first contribution in https://github.com/nsmith-/rhalphalib/pull/18
* rkansal47 made their first contribution in https://github.com/nsmith-/rhalphalib/pull/25

**Full Changelog**: https://github.com/nsmith-/rhalphalib/compare/v0.1.3...v0.2.0