memcache as child of vttablet, phase 1.
rowcache as child, phase 2
rowcache as child, a few fixes
Fix tests
Merge pull request #11 from youtube/topo

Adding missing unit tests to Makefile.
Adding a CreateShard command.

Adding a -parent option to InitTablet, so it can then
create the Keyspace and Shard. If no specified, it doesn't
even try to create them. This is more consistent.
Fixing typo in this script.
Merge branch 'master' of github.com:youtube/vitess into reparent-fix
Merge branch 'master' of github.com:youtube/vitess into new-rowcache-child
Fix deadlock bug: stop update stream after stopping invalidator
Merge pull request #12 from youtube/new-rowcache-child

rowcache: memcached as child of vttablet/vtocc
Merge pull request #13 from youtube/reparent-fix

Adding CreateShard, and related fixes.
ignore 'tags' for vi users
Merge pull request #14 from youtube/sougou-work

ignore 'tags' for vi users
rowcache: change to a simplified prefix scheme
vtctld: sort children in the ZK explorer.
Merge pull request #16 from youtube/sougou-work

rowcache: change to a simplified prefix scheme
Fixing lock release in reparenting on error.
Adding optional logging for debugging.
Merge pull request #15 from youtube/vtctld-sort-children

vtctld: sort children in the ZK explorer.