Imports of package shell

PathSynopsis
bytesPackage bytes implements functions for the manipulation of byte slices.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/pkg/errorsPackage errors provides simple error handling primitives.
regexpPackage regexp implements regular expression search.
slicesPackage slices defines various functions useful with slices of any type.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.
text/scannerPackage scanner provides a scanner and tokenizer for UTF-8-encoded text.
unicodePackage unicode provides data and functions to test some properties of Unicode code points.