v0.1.2

TaylorDiff v0.1.2

Diff since v0.1.1

Merged pull requests:

• CompatHelper: bump compat for SymbolicUtils to 0.20, (keep existing compat) (#19) (@github-actions[bot])
• Zygote (#20) (@tansongchen)
• Experiment with Zygote codegen (#22) (@tansongchen)