add keyword checker
check keywords before set/testandset
Accept maxsize parameter. Deny further join request if reache max size
add killRandom test
add space
Merge https://github.com/coreos/etcd
Update README.md
Merge https://github.com/xiangli-cmu/etcd
fix typo
Merge https://github.com/coreos/etcd
Update README.md
update error name
Merge https://github.com/xiangli-cmu/etcd
change keyword from /machines to /_etcd/machines
Update README.md
support go prof via flag cpuprofile
Merge branch 'master' of https://github.com/xiangli-cmu/etcd
change 404 not found to json error
Merge pull request #41 from xiangli-cmu/master

update