feat(README): add directory TTL documentation
fix(dispatch) should call e.Index()
Merge pull request #393 from xiangli-cmu/fix_index

fix(dispatch) should call e.Index()
fix(store.go) report node.path
Merge pull request #394 from xiangli-cmu/fix_error_msg

fix(store.go) report node.path
Merge pull request #389 from philips/document-ttl-directories

feat(README): add directory TTL documentation
gofmt
Merge pull request #396 from ccding/master

gofmt for ./server ./test
fix(mod/dashboard): fix after api changes

use node instead of kvs and value
fix(server/registry): use url.Value.Encode()

Instead of open coding url encoding which lead to error, make it real
and use the library.
chore(mod/dashboard): rebuild to the latest version
Merge pull request #397 from philips/fixups-for-the-dashboard

Two dashboard fixups
mod/leader
feat(README): add a modules section to the README
Merge pull request #399 from philips/add-lock-docs

feat(README): add a modules section to the README
fix(README): cleanup lock documentation

accidently merged this without any review. Here are some more cleanups.
Merge pull request #400 from philips/add-lock-docs2

fix(README): cleanup lock documentation
feat(README): add notes about in-order key creation
feat(README): document the etcd request headers
Merge branch 'master' of https://github.com/coreos/etcd into mod-leader