Imports of package proto2_20190205_c823c79e

PathSynopsis
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
google.golang.org/protobuf/internal/protolegacyPackage protolegacy is a stub version of the v1 proto package to satisfy internal/testprotos/legacy dependencies.
mathPackage math provides basic constants and mathematical functions.