Add firebase-based tic-tac-toe sample.#560

Merged

jerjou merged 4 commits intomasterfrom

Oct 7, 2016

Commits on Oct 6, 2016

Fix app engine readme
Jerjou Cheng
committed

Commits on Oct 7, 2016

Add firebase-based tic-tac-toe sample.
Jerjou Cheng
committed
Use Application Default Credentials.
Jerjou Cheng
committed
Refactor client with jquery + css
Jerjou Cheng
committed