1.0.0

What's Changed

• The API of plfit is now considered stable.
• refactor: require C99 and remove platform.h by @szhorvat in #49
• Pre-release cleanup by @szhorvat in #50
• chore: update vendored liblbfgs from https://github.com/chokkan/liblbfgs by @szhorvat in #51

Full Changelog: 0.9.6...1.0.0