Imports of package sanity

PathSynopsis
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/spf13/cobraPackage cobra is a commander providing a simple interface to create powerful modern CLI interfaces.
github.com/spf13/pflagPackage pflag is a drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
k8s.io/kubectl/pkg/util/templates
osPackage os provides a platform-independent interface to operating system functionality.
regexpPackage regexp implements regular expression search.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.