Cryptoswap bonding_curve

[allt0ld]

Description

Updated curvesim.bonding_curve to output bonding curves for Cryptoswap pools.

Closes #148.

Hygiene checklist

• Changelog entry
• Everything public has a Numpy-style docstring
  (modules, public functions, classes, and public methods)
• Commit history is cleaned-up with minor changes squashed together
  and descriptive commit messages following Tim Pope's style

Cute Animal Picture

[github-actions]

Coverage report

The coverage rate went from 75.75% to 75.84% ⬆️
The branch rate is 62%.

85.45% of new lines are covered.

Diff Coverage details (click to unfold)

curvesim/tools/bonding_curve.py

85.45% of new lines are covered (69.23% of the complete file).
Missing lines: 89, 119, 123, 161, 167, 169, 172, 173

[allt0ld]

Waiting to hear if adding STABLESWAP = Union[CurvePool, CurveMetaPool, CurveRaiPool] and CRYPTOSWAP = Union[CurveCryptoPool] to the curvesim.pool module, for type hinting and type checking, is a good idea before merging.