v0.4.1

What's Changed

• use new stable_fit3 in linemin by @willwheelera in #317
• black by @willwheelera in #318
• add verbose kwarg to optimize_ortho by @willwheelera in #321
• enable setting nodal_cutoff kwarg through recipes by @willwheelera in #319
• Fix a few bugs with add wave function.

Full Changelog: v0.4.0...v0.4.1