4.1.0 / 2017-12-28

This is mainly a "housekeeping" release.

Welcome @Bamieh and @xxczaki to the team!

🐛: Fixes

• #2661: progress reporter now accepts reporter options (@canoztokmak)
• #3142: xit in bdd interface now properly returns its Test object (@Bamieh)
• #3075: Diffs now computed eagerly to avoid misinformation when reported (@abrady0)
• #2745: --help will now help you even if you have a mocha.opts (@Zarel)

🎉 Enhancements

• #2514: The --no-diff flag will completely disable diff output (@CapacitorSet)
• #3058: All "setters" in Mocha's API are now also "getters" if called without arguments (@makepanic)

📖 Documentation

• #3170: Optimization and site speed improvements (@Munter)
• #2987: Moved the old site repo into the main repo under docs/ (@boneskull)
• #2896: Add maintainer guide (@boneskull)
• Various fixes and updates (@xxczaki, @maty21, @leedm777)

🔩 Other

• Test improvements and fixes (@eugenet8k, @ngeor, @38elements, @Gerhut, @ScottFreeCode, @boneskull)
• Refactoring and cruft excision (@38elements, @Bamieh, @finnigantime, @boneskull)