Imports of package depcheck

PathSynopsis
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
golang.org/x/tools/go/packagesPackage packages loads Go packages for inspection and analysis.
sortPackage sort provides primitives for sorting slices and user-defined collections.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.
testingPackage testing provides support for automated testing of Go packages.