Open-space-toolkit-astrodynamics

**feat**
- add convergence threshold for q law (287)
- use analytical derivatives for QLaw (272)

**feat:**
- [scale mass flow rate by thrust percentage](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/a77605d7902f166ea9492d0ab1c25301f8e52fa2)
- [add tests for QLaw targeting from SSO](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/8e56e922b49f03d66557d0790a74fe2362875a8a)

**fix:**
- [addSegment method on Sequence](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/aaed350023c011567408b62b644864bf069fa98f)
- [unit test for Case E](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/78b367857be52de43b3945cd9fa4a703e3ac1167)

**refactor:**
- [split sequence solve methods](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/f06942c8692ba8342a35e9dca7e9cec52e2aa1d7)
- [namespace derived structs within parents for python bindings](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/2ffa10e7a98626dddadfd70238cc8f4973218652)

**build:**
- [use explicit namespacing](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/49b91c433e35705e0de9e73668f44a74f0972bec)
- [fix jupyter notebook make commands](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/10fe40b03d77f416a47b21d42f7696b3281fdae6)

**chore:**
- [align repo with plural/singular function args](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/020abdf31f46083cc766ffc627b20516ec6eeb42)
- [cimprove-makefile-for-jupyter-development](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/93ab772dfbd9fd95a4e296cf369d42a241cb5b27)
- [cache mass flow rate](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/f63ee086e047b51306c5b240875c374b85be0d50)

**docs:**
- [update python documentation with recommendations and a notebook](https://github.com/open-space-collective/open-space-toolkit-astrodynamics/commit/233b46946940ad07c597c3e4ee096821367cfca2)

**feat**
- add periapsis scaling for QLaw and fix small bugs in oe_xx calculations (270)

**build**
- Use physics `3.0.0` with data interaction improvements and constant flux and geomagnetic index input for atmospheric data models

**fix**
- fix relative logical conditions usage with Sequences (269)

What's Changed
* feat: Event Condition termination for Sequences and relative targetting
* feat: add finite difference solver
* feat!: updated guidance law interface

**Full Changelog**: https://github.com/open-space-collective/open-space-toolkit-astrodynamics/compare/3.3.2...4.0.0