docs(README.md) fix wrong index value in lock section
Merge pull request #424 from xiangli-cmu/fix_lock_doc

docs(README.md) fix wrong index value in lock section
fix(README): remove prevValue references in the README

We plan on adding a PrevNode field in the Response object but it hasn't
been needed thus far. Discussion was here:

http://thread.gmane.org/gmane.comp.distributed.etcd/56

Fixes #428
chore(release_version): remove this unused file

Fixes #425
Weird grammar, not sure I fixed it well enough.
Merge pull request #431 from btipling/master

Weird grammar, not sure I fixed it well enough.
Merge pull request #430 from philips/remove-old-release-version

chore(release_version): remove this unused file
Merge pull request #429 from philips/README-remove-prevValue

fix(README): remove prevValue references in the README
Trimsplit Wasn't using separator, more efficient.
feat(node_extern.go) add prevNode field
refactor(node_extern.go) remove unused prevValue field
Merge pull request #433 from xiangli-cmu/prevNode

feat(node_extern.go) add prevNode field
Don't copy strings.
Merge pull request #432 from btipling/fix_trimsplit

Trimsplit Wasn't using separator, more efficient.
fix (scripts/release-version.ps1): fix windows build

fix reflects changes made in commit
https://github.com/coreos/etcd/commit/7670c85d70f87d1749d6a49a202c5067a55d2748
fix(build.ps1): not required to be admin to run build in windows

mklink /D in windows requires elevated privilege (Runas Administrator),
'/J' to create a directory junction point runs with user privilege
use an explicit fully qualified path for junction target
docs(server/config.go): minor formatting changes

When -version or -help are given, don't warn about having to derive
the data directory name.
Print warnings about deprecated options on separate lines so the log
isn't screwy.
fix deprecated option tests
chore(README): Expand README with more info about indexes
Merge pull request #437 from bcwaldon/README-indexes

chore(README): Expand README with more info about indexes