Add export_replay for standalone replay with gapir.#2159

Merged

AWoloszyn merged 2 commits intogoogle:masterfrom hysw:export-replay

Aug 31, 2018

+625-75

Commits on Aug 24, 2018

Add export_replay for standalone replay with gapir.
hysw
committed

Commits on Aug 29, 2018

Fix review comments for replay_archive.
hysw
committed