tree 9fdfa338c1f3cff581fc369d8bf512484ecdce23
parent 89238a3245885ada85d2f4fdbe76adae392df69b
author David Symonds <dsymonds@golang.org> 1455669977 +1100
committer David Symonds <dsymonds@golang.org> 1455670068 +1100

Rearrange the well-known types package layout and API:

- Rename `types` to `ptypes`.
- Rename `DurationFromProto` to `Duration`.
- Unexport `ValidateDuration`.

Sorry for the breakage. This should be the final location of everything.