Update README.rst
Update README.rst
cppformat/cppformat,lightslife/cppformat,mojoBrendan/fmt,cppformat/cppformat,dean0x7d/cppformat,mojoBrendan/fmt,dean0x7d/cppformat,lightslife/cppformat,lightslife/cppformat,alabuzhev/fmt,dean0x7d/cppformat,alabuzhev/fmt,mojoBrendan/fmt,cppformat/cppformat,alabuzhev/fmt