Imports of covdata command

PathSynopsis
cmd/internal/cov
cmd/internal/pkgpattern
crypto/md5Package md5 implements the MD5 hash algorithm as defined in RFC 1321.
flagPackage flag implements command-line flag parsing.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
internal/coverage
internal/coverage/calloc
internal/coverage/cformat
internal/coverage/cmerge
internal/coverage/decodecounter
internal/coverage/decodemeta
internal/coverage/encodecounter
internal/coverage/encodemeta
internal/coverage/pods
internal/coverage/slicewriter
ioPackage io provides basic interfaces to I/O primitives.
osPackage os provides a platform-independent interface to operating system functionality.
path/filepathPackage filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths.
runtimePackage runtime contains operations that interact with Go's runtime system, such as functions to control goroutines.
runtime/pprofPackage pprof writes runtime profiling data in the format expected by the pprof visualization tool.
sortPackage sort provides primitives for sorting slices and user-defined collections.
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.
timePackage time provides functionality for measuring and displaying time.
unsafePackage unsafe contains operations that step around the type safety of Go programs.