add benchmarks
add clone func to help snapshot. add benchmarks
gofmt
fix wrong join redirection
better error name for watcher
simplify tree list
fix join redirection
fix test file
use url package to parse url; fix commented codes
Merge https://github.com/coreos/etcd
Merge https://github.com/coreos/etcd
Merge pull request #55 from xiangli-cmu/master

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