* add comparisons w astropy notebook

* plotting functions for easier comparison

* plotting functions for easier comparison

* rerun w typo fix

* a few more comparisons

* add comparisons with Adachi and Kasai 2011

* add notebook description

* rename notebook to be more descriptive

* minor aesthetic changes

* add more commentary

* reformat with black

* minor text edits, fix one bug introduced by black

* add to docs, minor formatting changes

* typo fix

* one more addition, sorry for all the small commits!

* format: decrease heading level of all but title

* add absorption distance to list of functions in module

* add examples to analytic integral docstring

* add extra braces to sub/superscripts and reformat with precommit version of black

* add even more braces to fix autodoc issue

* add missing bracket

* accept Colm's suggestion

Co-authored-by: Colm Talbot <talbotcolm@gmail.com>

* add ouptputs of examples, wcosmo equivalents of astropy commands

* description fixes:
- remove unnecessary comments
- fix error in DL definition
- define all variables

---------

Co-authored-by: Amanda Farah <amanda.farah@ligo.org>
Co-authored-by: Colm Talbot <talbotcolm@gmail.com>

Co-authored-by: Hui Tong <hui.tong@ldas-pcdev11.ligo.caltech.edu>

* REVERT: no longer directly subclass astropy to avoid units issues

* TEST: make astropy jit test more sensible

* FEAT: enable jax units using unxt

* BLD: fix which modules get xp and add unxt as a test dependency

* FEAT: generalize taylor expansion

* FEAT: add analytic integration with hyp2f1

* DEV: add some special cases

* DEV: add back removed argument

* TEST: fix some tests

* TEST: make some more tests work

* REFACTOR: refactor integration for special cases

* BUG: various bug fixes

* DOC: add example comparing integration methods