v4.0.0 Release

Note: This is a major release because it raised the min OS versions being supported.

No actual code changes, the changes in the code are to remove preprocessor conditions and leave things on the resulting code for how they all evaluated.

What's Changed

• Update README.md with correct link to USING.md by @dkadams in #400
• Stop forcing Xcode versions and cocoapods updates. by @thomasvl in #405
• Drop xcpretty as it is hid failures when things go wrong. by @thomasvl in #407
• Bump min os versions by @thomasvl in #408

New Contributors

• @dkadams made their first contribution in #400

Full Changelog: v3.5.0...v4.0.0