Imports of package spec_iterator

PathSynopsis
encoding/jsonPackage json implements encoding and decoding of JSON as defined in RFC 7159.
errorsPackage errors implements functions to manipulate errors.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/onsi/ginkgo/internal/spec
net/httpPackage http provides HTTP client and server implementations.