Imports of package mvs

PathSynopsis
cmd/go/internal/basePackage base defines shared basic pieces of the go command, in particular logging and the Command structure.
cmd/go/internal/module
cmd/go/internal/par
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
sortPackage sort provides primitives for sorting slices and user-defined collections.
syncPackage sync provides basic synchronization primitives such as mutual exclusion locks.