Add hooks and PS1 for Go.
Merge pull request #4 from youtube/topo

Topo splitter
Merge pull request #5 from youtube/repo-improvements

Add hooks and PS1 for Go.
Rebuilding the serving graph in all cells upon reparent, as we export the master record everywhere.
Merge pull request #6 from youtube/reparent-fix

Rebuilding the serving graph in all cells upon reparent
Run go fmt after the initial code.google.com -> github import.
Fix for update stream test.
Merge pull request #7 from youtube/go-fmt-after-gh-import

Run go fmt after the initial code.google.com -> github import.
Taking shard lock earlier in reparenting actions.
Merge pull request #9 from youtube/reparent-fix

Taking shard lock earlier in reparenting actions.
Merge pull request #10 from youtube/update-stream-fix

Fix for update stream test.
Adding missing unit tests to Makefile.