Inquiry v0.0.4

• Remove debugging statements.
• Build with Node.js 14 on GitHub Actions. Closes #81.
• Flatten test directory, remove execute bit. Closes #80.
• Fix test path in package.json. See #79.
• Rename test directory to test. Closes #79.
• Implement descent. Closes #74.
• Build with Actions, ship coverage to Codcov. Closes #76. Closes #77.
• Upgrade proof to 8.0.0-alpha.9. Closes #78.
• Tidy .gitignore and README.md.
• Remove unused candidate member. Closes #75.
• Inquiry is slow.
• Test transforms with implied root slash.
• Implement transforms.
• Add npm ignore.
• Benchmark compared to raw JavaScript.
• Predicate functions return cadidate if true.
• Fix predicate negation tests.
• Replace fixup with named arguments.
• Update LICENSE for 2018.
• Upgrade proof to 3.0.x.
• Build with Node.js 10 on Travis CI.
• Use build utilities in PATH.
• Build with Node.js 8 on Travis CI.
• Do not build with legacy Node.js
• Use shorthand repository URL.

Closes #82.