v2.2.0

What's Changed

• modulo operator and functions by @arturbac in #14
• fixing precision loss in from_string @UF4007 in #15
• tests for string convertion by @arturbac in #15
• fmod perf.cc update by @UF4007 in #16
• handle std::formatter precision by @arturbac in #19

Full Changelog: v2.1.0...v2.2.0