Added

• Add yyjson_write_number() and yyjson_mut_write_number() to write a number value to a string buffer.
• Add YYJSON_READ_ALLOW_EXT_NUMBER to support extended number formats, such as 0x7B, +.123.
• Add YYJSON_READ_ALLOW_EXT_ESCAPE to support extended escape, such as \a, \0, \x7B.
• Add YYJSON_READ_ALLOW_EXT_WHITESPACE to support extended whitespace, such as \v, \u2028.
• Add YYJSON_READ_ALLOW_SINGLE_QUOTED_STR to support single-quoted strings, such as 'ab'.
• Add YYJSON_READ_ALLOW_UNQUOTED_KEY to allow unquoted keys, such as {a:1,b:2}.
• Add YYJSON_READ_JSON5 to enable full JSON5 support.

Changed

• Removed support for non-standard JSON in the incremental reader yyjson_incr_read().