Imports of package format

PathSynopsis
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
golang.org/x/text/languagePackage language implements BCP 47 language tags and related functionality.
reflectPackage reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types.
unicode/utf8Package utf8 implements functions and constants to support text encoded in UTF-8.