feat(benchmark) fix of flag arguments and updated logging
doc(api) correct release lock curl command

related to #638 issue - DELETE request body is ignored
typo fixed
fix(tests): pass all tests using latest raft
feat(docs): document peer timeout flag and env var
chore(server/listener): improve comment
test(tests/functional): skip TestTLSMultiNodeKillAllAndRecovery until fixed
Merge pull request #662 from bmizerany/skip

test(tests/functional): skip TestTLSMultiNodeKillAllAndRecovery until fi...
Making code formatting consistent.

$ gofmt -s -w  && goimports -w
Merge pull request #654 from robszumski/timeout-docs

feat(docs): document peer timeout flag and env var
Merge pull request #651 from unihorn/48

fix(tests): pass all tests using latest raft
chore(tests): test TestTLSMultiNodeKillAllAndRecovery now

It is fixed.
Merge pull request #663 from tsenart/master

Making code formatting consistent.
Merge pull request #667 from unihorn/53

chore(tests): test TestTLSMultiNodeKillAllAndRecovery now
2 nodes isn't durable - to be somewhat expected.

So maybe we add this small documentation patch to show minimum 3 nodes.
Update cluster-discovery.md
Merge pull request #668 from darron/patch-1

2 nodes isn't durable - to be somewhat expected.
fix(Documentation/cluster-discovery): link to optimal cluster size
chore(etcd): print out go-etcd log in VeryVeryVerbose Mode
Merge pull request #653 from unihorn/49

chore(etcd): print out go-etcd log in VeryVeryVerbose Mode
Update clients-matrix.md

go-etcd does not currently support Lock or Leader modules.