v2.4.0

Fixes:

• fixed node::value() not retrieving inf and nan correctly
• fixed dotted kvps being unable to add subtables (#61) (@Validark)
• fixed linker error on linux ICC (#83) (@blackwer)
• fixed segfault JSON-formatting a failed parse_result (#96) (@proydakov)
• fixed spurious newline after JSON formatting a table
• fixed VS intellisense not detecting TOML_COMPILER_EXCEPTIONS correctly
• fixed crash with pathologically-nested inputs (#100) (@geeknik)
• fixed parse_result natvis
• fixed false-positive char8_t support detection on older compilers
• fixed unnecessary #include <Windows.h> Windows builds (@BeastLe9enD)
• fixed TOML_CONSTEVAL breaking on VS 16.10.0pre2
• fixed spurious warnings with MSVC /Wall
• fixed missing blank lines between consecutive empty tables/A-o-T
• fixed unnecessary TOML_API declarations
• fixed many small documentation issues

Additions:

• added proper cmake support (#85) (@ClausKlein)
• added cmake FetchContent information to documentation (#101) (@proydakov)

Removals and Deprecations:

• removed explicit #include <fstream> requirement for parse_file()