Stepwise

Feature
* Gracefully handle unreadable stashed protocols ([`001003f`](https://github.com/kalekundert/stepwise/commit/001003f2288a46e7bda69685c5c486858cabaaf7))

Fix
* Address some formatting corner cases ([`9337bac`](https://github.com/kalekundert/stepwise/commit/9337bac7fd8e17cf1bc978a3e59fde1a6774a69d))

Feature
* Add better text formatting tools ([`bc8cb01`](https://github.com/kalekundert/stepwise/commit/bc8cb01f3a166d675022e155a241cb5db623fadf))
* Implement Reaction.iter_reagents_by_flag() ([`8261088`](https://github.com/kalekundert/stepwise/commit/8261088343962dfcc6155624cf105149303f7905))
* Allow `sw reaction` to eval volume arguments ([`33776cc`](https://github.com/kalekundert/stepwise/commit/33776cc8e577f5da174eeba89d18a43be14a1c31))
* Add options to the 'reaction' command ([`2638b5c`](https://github.com/kalekundert/stepwise/commit/2638b5cfbbbf2d7907de2e0777c56cd9406e4664))
* Provide method to simultaneously add and format footnotes ([`bbbd11a`](https://github.com/kalekundert/stepwise/commit/bbbd11a730629d10384d6d3621bc535a7234783d))
* Parse catalog numbers and flags for reaction tables ([`5c6dab3`](https://github.com/kalekundert/stepwise/commit/5c6dab357518b20750d6f1c74c982e41aec6268a))

Feature
* Make reaction tables less whitespace-sensitive ([`7f10b67`](https://github.com/kalekundert/stepwise/commit/7f10b6705e9ef4be11f0aff9bb79a4cfb5bc2011))

Feature
* Use a pager to display long protocols ([`b420f95`](https://github.com/kalekundert/stepwise/commit/b420f959ac41c0dd8057e6d6e8d84c64c6709415))

Feature
* Rename 'reactions' built-in command to 'conditions' ([`4f9ad51`](https://github.com/kalekundert/stepwise/commit/4f9ad512759226aaca767c3b51e7518be3c2941d))