Imports of package doc

PathSynopsis
ioPackage io provides basic interfaces to I/O primitives.
k8s.io/kubernetes/third_party/golang/go/ast
k8s.io/kubernetes/third_party/golang/go/token
pathPackage path implements utility routines for manipulating slash-separated paths.
regexpPackage regexp implements regular expression search.
sortPackage sort provides primitives for sorting slices and user-defined collections.
strconvPackage strconv implements conversions to and from string representations of basic data types.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.
text/templatePackage template implements data-driven templates for generating textual output.
unicodePackage unicode provides data and functions to test some properties of Unicode code points.
unicode/utf8Package utf8 implements functions and constants to support text encoded in UTF-8.