v4

Changes

• Print support for pointer-types (and std::nullptr_t)
• New matches::instance matcher
• New matches::range::each_element matcher
• New matches::range::any_element matcher
• Doctest Test-Framework-Adapter
• DefaultReporter writes failures to std::cerr
• Extend string customization and related documentation

Fixes

• Correct several typos in InstallRules.cmake [see #60] (thanks to @nickdademo für pointing this out)

Others

• mimic++ is now officially available on godbolt.org

Full Changelog: v3...v4